All Shoes

Engineered specifically for athletes who seek maximum foot stability when unleashing extreme power. Ventilated carbon sole with innovative Firmor lateral support system suitable for athletes who need to combine power transfer with greater lateral foot stability. The specially designed dual-rotor closure offers the ultimate adjustment for the perfect level of lateral support. -Made with high-grade Microtech microfiber to enhance foot stability -Adjustable heel retention allows for a bespoke fit -Firmor later support provides added stability -Dual dial system with Dyneema cables allows for precision fitting -The vent carbon sole has a high stiffness level, creating a maximum power exchange on the pedals

All the stability you need to perform on uneven terrain. The Sidi MTB Drako 2S SRS is designed for athletes looking for maximum foot stability to unleash all their power. The ventilated carbon sole, with the innovative Firmor lateral support system, combines the force required to transfer extreme energy with superb lateral stabilization of the foot. The dual rotor closure allows for a perfect individual fit, designed to be unstoppable from debris and mud. -The structured microfiber upper improves support and stability -Integrated impact protectors deliver protection without the burden on toes -Adjustable heel retention can be tailored to each ride -Firmor lateral support provides all the stability a rider needs -Dual dials system for precision fitting -The MTB carbon-ground sole ensures this shoe delivers maximum power -Rubber ground inserts offer unbeatable stability on the toughest terrains -Sole inserts are engineered for durability

Worn by Sidi's pro athletes, Shot 2S is designed to transfer maximum power while maintaining maximum comfort, so that the focus is on the road. Its carbon C-Boost sole harnesses all the strength of woven fibers, while the upper is made in Bioveg material derived from recycled microfibers with an external finish made from cereal. Its innovative closure is strategically positioned outside the contact areas with other riders, to better manage crowded situations. The heel structure is adjustable to allow the shoes to wrap around the foot easily. Made for professional and all-round athletes. -High-grade Bioveg Microfiber provides a superior feel with an integrated mesh membrane for breathability -Adjustable heel retention for a customizable fit -Double high-density resin dialing system with Dyneema for a strong and secure fit -Sole inserts are engineered for durability

The Sidi Tiger 2S SRS transfers all the muscle power unleashed while maintaining an extreme level of comfort, allowing your mind to focus entirely on the course. The Tecno 3 closure technology is strategically placed to prevent areas of contact with other riders, to better handle crowded situations. The upper is made in Bioveg material derived from recycled microfibers with an external finishing made from cereal The MTB SRS Carbon sole harnesses the strength of the interwoven fibers for energy transfer and its SRS technology allows riders to keep the grip level at a maximum all the times. -The high grade bioveg microfiber makes for a superior touch and greater feeling on the shoe. -And integrated mesh membrane enhances breathability for greater cooling -Integrated toe protectors -Adjustable heel retention allows for a customized feel -Double high density resin dial system with Dyneema makes it easy to find the best fit for the rider -MTB carbon ground sole delivers maximum power -Rubber ground inserts provide unbeatable stability on tough terrain -Sole inserts are engineered for durability

Designed for everyone, whether racing or relaxing on the hills, Genius is a chassis for a great day in the saddle. Built on over 60 years of experience in manufacturing cycling shoes, Genius is designed on a carbon composite sole that offers the perfect combination of strength and comfort, while the Microtech upper adapts to the shape of the foot for superior comfort. -Microfiber upper construction offers superior comfort -Sidi heel counter maintains the foot position so that it's always stabilized -Dyneema dials system plus instep closure allows for a personalized fit -Carbon composite sole with a stiffness 6 level optimized for performance and comfort -Sole inserts are engineered for durability

The Sidi Fast 2 features a minimalist look with a focus on rigidity, softness, and flexibility. This fast and efficient shoe with tested strength and grip is built for the most demanding rides. Easy adjustment and a clean design offer convenience so you can get out and ride. -Premium microfiber material is plush and comfortable with anatomical heel construction -Anatomical heel construction provides more stability for the heel -High-density resin dialing system with Dyneema for a personalized fit -Aerolite carbon plus nylon sole with a stiffness level of 5 combines ergonomics with power transfer -Sole inserts are engineered for durability

Designed for the most technical gravel. The Sidi technology used for mountain biking is applied to the gravel discipline with its most technical aspects in a high-performance, rigid shoe with a closure designed for elevated levels. -Techpro construction is designed for the most technical gravel terrain -Integrated impact protectors on toes protect the foot from accidental bumps or debris -Sidi heel counter offers stability -Dial system with Dyneema cable provides a personalized fit, with the strength of Dyneema -MTB SR17 sole combines the best for everyone on MTB trails -Features inserts designed to provide traction -Sole inserts are engineered for durability

As light as you want, as fast as you need, as comfortable as you dream. The shoe for the modern rider. Quick to wear and adjust, thanks to its Firmor closure, Prima is built with the lightest upper to eliminate any foot fatigue. Its low-profile carbon nylon Aerolite Sole is engineered to offer all the feeling while running and maintain a comfortable structure while walking. -Politex Matte upper is used in the shoe's lightweight construction to reduce foot fatigue -Anatomical heel construction is contoured for more stability -Firmor lateral support enhances stability while in motion -High-density resin dialing system with Dyneema and Firmor closure provides a customizable fit -Aerolite carbon plus nylon sole has a stiffness level that combines ergonomics with power transfer -Sole inserts are built to last

Made for endless adventures. Whatever the journey, Aertis is there to make it easier and better. The comfort of a premium suede construction meets the firmer technology that offers lateral support. The nylon sole with a replaceable rubber insert allows for maximum grip in any situation and increased walking comfort. - Ultra-lightweight Politex membrane construction eliminates foot fatigue - Anatomical heel construction provides stabilization and control without the extra weight - Integrated impact protectors deliver protection without any burden on the toes - Firmor lateral support delivers all the stability the rider needs - Dyneema dialing system is crafted from high-density resin - MTB Nylon Sole is designed for the trails - Rubber inserts on the sole offer unbeatable stability on the toughest terrains - Sole inserts are engineered for durability

Quick to wear and adjust, thanks to its Firmor closure, Prima is built with the lightest upper to eliminate any foot fatigue. Its low-profile carbon nylon Aerolite Sole is engineered to offer all the feeling while running and maintain a comfortable structure while walking. -Ultra-lightweight Politex matte upper construction eliminates foot fatigue -Anatomical heel construction is contoured for better stability of the heel -Firmor lateral support delivers all the stability the rider needs -Dyneema dialing system is crafted from high density resin and is combined with the Firmor closure system for additional stability -Aerolite Carbon Plus Nylon Sole has a stiffness level of 5, combining ergonomics with enhanced power transfer -Sole inserts are built to last

Designed for everyone, whether racing or relaxing on the hills, Genius is a chassis for a great day in the saddle. Built on over 60 years of experience in manufacturing cycling shoes, Genius is designed on a carbon composite sole that offers the perfect combination of strength and comfort, while the Microtech upper adapts to the shape of the foot for superior comfort. -The microfiber upper construction provides a comfortable feeling in the shoe -Sidi heel counter keeps the foot stabilized -Dyneema Dial System Plus Instep Closure provides a customizable and stable fit -Carbon Composite Sole has a stiffness level of 6, combining performance with enhanced comfort -Sole inserts are engineered for durability

With the Sidi Nix cycling boot, experience the perfect blend of eco-friendly weather resistance and unmatched stability with the new Gore-tex®EPE Membrane. Enjoy all the control without the extra weight thanks to anatomical heel construction and Firmor lateral support technology. The Millennium Fit, combined with a wrapping strap and high-density dialing system, ensures incredible stability and comfort for every wearer. The R2CC sole, with engineered inserts and reinforced toe and heel areas, guarantees durability and peak performance in the toughest conditions. -Gore-Tex® EPE Membrane provides eco-friendly weather resistance -The wrapper closure system provides streamlined and secure enclosure around the foot -Firmor surround stabilizes the ankle and foot with a stabilized fit -Winter-proof and optimized to keep thermal balance -High density dial system maintains tension for a secure fit -A reinforced toe keeps the foot always protected -R2CC sole has a stiffness level optimized for power transfer, but facilitates walking

Sidi Ergo 6 is the ultimate road cycling shoe. With Firmor lateral technology, the foot is stabilized even during the most intense performances, delivering a feeling of total control. The shoes are engineered to adapt to the foot with its Unum ergonomic shape upper for a premium comfort feeling. A full carbon sole, with a stiffness level of 11, it features an increased range of cleat adaptability with 75mm connection sections for personalized fitting. -Premium perfection upper with engineered ventilation and integrated bumpers -Seamless heel counter provides stabilization and control without the extra weight -Integrated Firmor lateral structures provide impact protection where needed -Millenium Fit technology combines comfort and stabilization -Dials system connected to Firmor contours the whole foot for a personalized fit -Unum Ergo Anatomical Tongue adapts to the foot for greater comfort with every motion -R2FC full carbon sole with stiffness a high stiffness level of 11 is light, aerodynamic, ergonomic and designed to transfer power -Individual pedal positioning features a 75mm plate with 15mm extension to find the perfect spot

The Sidi Heimx cycling boot provides weather resistance and durability with the new Gore-Tex EPE Membrane with Ripstop, providing a flexible and scratch-resistant fit. Enjoy ultimate stabilization and control with anatomical heel construction and Firmor lateral support technology, all without the extra weight. The Millennium Fit ensures comfort and stabilization for everyone, while high-density Dyneema dials offer a personalized fit. The X2NC sole with stiffness 7 delivers the perfect balance of riding and comfort, complemented by grip sole inserts for enhanced control. Reinforcements on the toes and heel ensure lasting durability, making it unmistakably Sidi. -Gore-Tex EPE membrane is environmentally friendly and 100% PFC-free -Outer features ripstop material to keep water out with a flexible fit -Anatomical heel design for sustained pedaling and comfort -High-density dial system with Dyneema is designed to last while maintaining a secure fit -Firmor lateral technology maintains the highest level of lateral stability -Winter-proof design to maintain thermal balance -X2NC sole allows you to keep a great level of control -Designed for durability with a reinforced toe

Physis is designed to deliver all the freedom to top performance. The total carbon high-stiffness sole with gripping rubber inserts meets an Ergofeel anatomic design to preserve the foot's natural functionality. Matched by a premium welded upper, the shoes deliver the greatest balance of comfort and lightness. The foot is solidly stabilized with Solid-Strap, a technology that Sidi patented to eliminate strap tension loss during performances. With all its features, Phisys is ready to perform. -Premium welded dual-layer construction is lighter but solid -Integrated impact protectors provide protection without any burden on the toes, heel, or side of the foot -Seamless heel counter stabilizes the foot for a safe and comfortable ride -High visibility inserts enhance safety -Unum ergo anatomical tongue adapts to the foot for greater comfort while in motion -Millenium fit technology combines comfort and stabilization -Dial system with strap closure allows for individualized adjustments that do not lose tension -XC2FC full carbon sole with cushioning grip areas are designed for maximum power transfer -Rubber compound structure with crampons keep you in control -Ergo-feel sole design maintains the foot's natural shape

Experience the pinnacle of performance with the new Gore-Tex EPE Membrane with Ripstop, offering water resistance, scratch protection, and a flexible fit. Anatomical heel construction and Millennium Fit deliver all the stabilization and control without extra weight, ensuring superior comfort for everyone. The Quicklace closure enhances safety and speed, while the X2NC sole with stiffness 5 and grip sole inserts provide unparalleled control and comfort. Reinforced toes and heels ensure lasting durability, making it unmistakably Sidi. -Gore-Tex EPE membrane is environmentally friendly and 100% PFC-free -Outer features ripstop material to keep water out with a flexible fit -Reflective inserts shine at night for safer cycling -Quicklace closure is easy to use and is pressure-free -Winter-proof design to maintain thermal balance -X2NC sole allows you to keep a great level of control -Designed for durability with a protected toe design

Experience ultimate cold-weather protection with PrimaLoft insulation, ensuring warmth without extra weight. Enjoy all the stabilization and control with anatomical heel construction and Millennium Fit, designed for both sneakerheads and casual wearers. The YKK Zip closure provides reliable and smooth operation, while the X2NC sole with stiffness 7 and grip sole insert deliver peak performance and enhanced control. Reinforced toes and heels guarantee durability, making it unmistakably Sidi. -PrimaLoft insulation for ultimate cold weather protection -Quicklace system for pressure-free and fast closure -YKK zip closure delivers reliable and smooth operation -Reflective inserts shine at night for safety -Winter-proof design to maintain thermal balance -X2NC Sole for peak performance and stability -Designed for durability with a protected toe design

Step up your game with Silvis. Silvis is built for XC riders, featuring durable Dyneema cables and a reflective design for visibility. Its new fit offers comfort, while the shell protects against debris. The carbon composite sole, with a rigidity of 7, ensures stability and grip for any terrain. -Engineered welded TPU fabric construction makes this shoe firm and stable -Integrated impact protectors provides durability on every terrain -Seamless heel counter stabilizes the foot for a safe and comfortable ride -Reflective design for enhanced visibility -Unum ergo anatomical tongue adapts to the foot for more comfort while in motion -Millenium fit technology combines comfort and stabilization -Dial system with Dyneema cable and strap closure allows for infinite adjustment and maintains tension -Carbon composite sole with a stiffness level optimized for power transfer -Designed to grip in all elements for unbeatable control -Sole inserts engineered for durability

The Eagle 10 is a great chassis for any day on the dirt track, whatever your riding style. The Microtech upper, the first microfiber introduced in shoes years ago by the brand, offers all the comfort the brand has, while the sole is designed to ensure comfort both on and off the bike. -The Microtech and microfiber plush upper makes for an ultra-comfortable shoe -Sidi heel counter offers all the stabilization and the control without the extra weight -Integrated impact protectors offer protection without any burden on the toes -Dial system plus instep closure system for a customizable fit -The MTB SR17 sole delivers the optimized stiffness for MTB trails -Rubber inserts on the sole provide unbeatable stability on the toughest terrains -Sole inserts are engineered for durability

The known comfort of Genius meets a knitted hyper-vented nylon construction. Designed to maintain its shape and structure, the foot is well-stabilized during rides while staying fresh on the warmest days. A carbon/nylon composite sole stiffness 6, Sidi's unique instep closure, and Dyneema high density dials complete the model for a comfortable premium ride experience. -Premium dual layer instruction features one layer for ventilation and a second for durability for a shoe that is both fresh and resistant feeling on the bike -Engineered ventilated upper allows for direct airflow to the foot for greater cooling -Sidi heel counter keeps the foot stabilized -Dyneema dialing system is crafted from high density resin -The carbon composite sole features a stiffness level of 6, combining performance and greater comfort -Sole inserts engineered for durability

The partner for triathlon competitions. Thanks to the upper that absorbs water without losing stiffness and the quick and comfortable fastening, the Sidi T-5 Air women's shoe is particularly suitable for giving your best during triathlon competitions. -The Ultimade Politex upper absorbs water without losing stiffness -Perforated construction allows for airflow during intense races -The Sidi heel counter provides support and stability -Double hook-and-loop closure allows for quick-fit adjustments -The carbon composite sole is supportive -Sole inserts are engineered for durability

The perfect shoe for enduro and downhill, the Sidi Dimaro Trail is adaptable for flat or SPD pedals. Offering high performance during a race with great pedal grip and control, with the flexibility and comfort of a trail hiking shoe. -The closure system is simple and fast, the laces allow to adjust the closure while the hook-and-loop closure keeps the laces blocked and offers extra protection from debris -The heel is equipped with a collar made of elastic material that prevents dust and debris entry -The Vibram rubber sole is stiff and smooth, with the perfect balance between stability and flexibility required for gravity riding -The sole is designed for flat and SPD pedals, with an easily removable insert

Ride further, whatever the terrain, whatever the bike, whatever the destination. The Sidi Eagle 10 is the best shoe for any day on the dirt, whatever your riding style. The Microtech upper, the first microfiber introduced in cycling shoes years ago by Sidi, is the most comfortable Sidi has ever offered, while the sole is designed to ensure the ideal combination of performance and comfort both on and off the bike. -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep, ensuring an ideal fit -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The all new proprietary SIDI Wire monofilament is completely non-binding for intuitive and effortless on-the-fly adjustments -The integrated heel cup, with a new light weight design is reinforced to avoid deformation during the most grueling of rides -The reflective inserts on the heel improve safety on the road, helping to signal the presence of the cyclist in conditions of poor visibility -The shape of the tread has been specifically designed for mountain biking, allowing improved grip, superior mud dispersion and great stability -The toe inserts are easily replaceable and offer the ability to mount crampons for particularly muddy rides -The Sidi MTB SR17 sole represents an ideal balance of stiffness for efficient power transfer and flexibility and comfort for walking -The women's specific fit is narrower across the ball of the foot and features less volume inn the instep area and a narrower heel cup

Ride further, whatever the terrain, whatever the bike, whatever the destination. The Sidi Eagle 10 Mega is the best shoe for any day on the dirt, whatever your riding style. The Microtech upper, the first microfiber introduced in cycling shoes years ago by Sidi, is the most comfortable Sidi has ever offered, while the sole is designed to ensure the ideal combination of performance and comfort both on and off the bike. -The Sidi Mega Last provides Sidi fit and performance to riders who have slightly wider feet -The Sidi Mega Last is 4mm wider across the ball of the foot, has more volume, a higher instep and a wider heel cup -Mega lasts are sized EE to EEE -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep, ensuring an ideal fit -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The all new proprietary SIDI Wire monofilament is completely non-binding for intuitive and effortless on-the-fly adjustments -The integrated heel cup, with a new light weight design is reinforced to avoid deformation during the most grueling of rides -The reflective inserts on the heel improve safety on the road, helping to signal the presence of the cyclist in conditions of poor visibility -The shape of the tread has been specifically designed for mountain biking, allowing improved grip, superior mud dispersion and great stability -The toe inserts are easily replaceable and offer the ability to mount crampons for particularly muddy rides -The Sidi MTB SR17 sole represents an ideal balance of stiffness for efficient power transfer and flexibility and comfort for walking

Whatever the journey, Sidi Aertis is there to make it easier and better. The comfort of a premium suede construction meets Firmor Closure technology to offer great lateral support. The nylon sole with replaceable rubber insert allows for maximum grip in any situation and increased walking comfort. -Designed for maximum lateral support the Firmor Closure contours the foot with a solid hold, and allows infinite size adjustment for the ideal individual fit -Sidi's Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The closure uses a new proprietary Sidi Wire monofilament that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Sidi MTB SR17 sole represents the ultimate result in terms of stiffness for pedaling and flexibility for walking -The toe inserts are easily replaceable and offer the possibility to mount spikes for particularly muddy rides

Specifically designed for gravel rides and long hours of cycling on terrain full of surprises, the Sidi Gravel shoe offers comfort and stability on road and off. -The Tecno-3 Push System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -All new proprietary Sidi Wire material that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -Polyurethane shock absorber with inner padding designed to protect your feet -The reinforced heel cup that stabilizes and supports the heel. Anatomically shaped plastic, reduces heel slip and provides increased power transfer -Provides additional foot protection in the event of a crash -The Sidi MTB Competition Sole has been specifically designed for gravel biking and can be fitted with two toe spikes on the front for traction in difficult and muddy conditions. Toe spikes are sold separately

The shoe that offers the best for everyone. Whether racing or a casual ride, the Sidi Genius 10 is simply the best platform for a great day in the saddle. Built on over 60 years of experience in manufacturing cycling shoes, Genius is designed on a carbon composite sole that offers the perfect combination of strength and comfort, while the Microtech upper adapts to the shape of the foot for superior comfort. -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Soft Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep -Sidi's Tecno-3 System closure dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -Improved proprietary Sidi wire material is non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 system is serviceable and replaceable -The newly designed integrated heel cup is lightweight and reinforced to avoid deformations during prolonged strenuous use -The Carbon Composite Sole 20 is composed of nylon and injected carbon fiber. The result is a light and rigid sole that is impervious to humidity -The central part of the sole is graduated with a millimetric scale to facilitate accurate and repeatable cleat set-up -For walkability, Sidi cycling shoes include a user replaceable polyurethane heel pad

Drako 2S SRS is designed for athletes looking for maximum foot stability to unleash all their power. The ventilated carbon sole, with the innovative Firmor Lateral Support System, combines efficient power transfer with superb lateral stabilization of the foot. The dual rotor closure allows for a perfect individual fit, with added protection from mud and debris -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The central mounted Single Techno-3 Push mechanism guarantees balanced fit for every type of instep -Techno-3 Push System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The Adjustable Heel Retention Device reinforces the top of the heel cup and improves the fit by closing the back of the shoe securely around the rider's heel -The heel retention device tightens the top of the heel cup so that the heel doesn't slide out during steep climbs or sprints -Each side of the heel can be adjusted independently, for a perfect fit -The reinforced heel cup stabilizes and supports the heel. Anatomically shaped plastic, reduces heel slip and provides increased power transfer -The MTB SRS Carbon-Ground Sole raises the standard for mountain bike performance, dropping off about 100 grams per pair compared to the previous Dragon Carbon SRS sole without sacrificing power or durability -The MTB SRS Carbon-Ground Sole uses replaceable tread blocks in the heel and the toe - The Ground SRS treads and MTB plate are easily removable and replaceable

The Sidi Frost Gore 2 will keep your feet dry and warm on the coldest of days thanks to the Gore-Tex waterproof lining. -The Tecno-3 Push System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The closure uses a new proprietary Sidi Wire material that is completely non-binding for intuitive and effortless on-the-fly adjustments -Like most Sidi small parts, the Tecno-3 System is serviceable and replaceable -The Reinforced Heel cup stabilizes and supports the heel. Anatomically shaped plastic, reduces heel slip and provides increased power transfer -Polyurethane shock absorber inserts near the ankle provide additional protection -The new Sidi MTB SR17 Sole is made of nylon with PU (polyurethane) inserts and allows a good grip, facilitates mud dispersion and provides good stability -The MTB SR17 Sole represents the ultimate balance of stiffness for pedaling efficiency and flexion for walking comfort

Ride further, whatever the terrain, whatever the bike, whatever the destination. The Sidi Eagle 10 is the best shoe for any day on the dirt, whatever your riding style. The Microtech upper, the first microfiber introduced in cycling shoes years ago by Sidi, is the most comfortable Sidi has ever offered, while the sole is designed to ensure the ideal combination of performance and comfort both on and off the bike. -The Soft Instep Closure System is a wide, anatomically curved strap combined with a soft, thermo-formed EVA pad that distributes pressure evenly over the instep area -The Instep Closure System is adjustable from both sides, to perfectly center the EVA pad over a high or low instep, ensuring an ideal fit -The Tecno-3 System dials in fit along the entire length of the shoe, adapting the upper to the shape of the foot for a customized fit -The all new proprietary SIDI Wire monofilament is completely non-binding for intuitive and effortless on-the-fly adjustments -The integrated heel cup, with a new light weight design is reinforced to avoid deformation during the most grueling of rides -The reflective inserts on the heel improve safety on the road, helping to signal the presence of the cyclist in conditions of poor visibility -The shape of the tread has been specifically designed for mountain biking, allowing improved grip, superior mud dispersion and great stability -The toe inserts are easily replaceable and offer the ability to mount crampons for particularly muddy rides -The Sidi MTB SR17 sole represents an ideal balance of stiffness for efficient power transfer and flexibility and comfort for walking