A new addition to the to Alpinestars class-leading SMX range, the SMX-S Waterproof is constructed from a durable microfiber that incorporates class-leading performance and protective attributes as well as a breathable and waterproof membrane.\

Features:

• Durable Microfiber Upper Construction Offering Superb Levels Of Flexibility And Comfort
• Incorporating A Waterproof And Breathable Membrane For High Levels Of Comfort And Weather Performance
• Ergonomic New Last For Forefoot Streamlining To Enable Greater Precision On The Bike's Controls And For Superior, Wide-Ranging Foot Profile, Fit And Comfort
• New, Ergonomically Optimized TPU Shin Plate Protector Is Race Derived For Superior Impact And Abrasion Resistance
• Lateral TPR-Injected Ankle Support Construction Offers Optimized Levels Of Protection And Stability
• TPU Double Density Ankles Protectors Are Layered Under The Upper In Both Lateral And Medial Side For Excellent All-Round Levels Of Protection
• Integrated, Replaceable Bi-Injected TPU Slider Features New Easy No Screw Fixing Concept For Quicker And Easier Replacement
• Shift Pad Made From TPU Incorporates Technical Texturing For Protection And Grip
• Medial Side Entry Opening/Closure System Features Elastic-Mounted Zipper With Wide Closure For Flexibility And Secure Fit
• The Aperture Opening Is Large To Promote Easier Entry/Exit
• Internal Toe Box Protection Is Layered Under The Upper For Durability, Improved Feel And Performance
• New, Dual Compound Removable Anatomic Footbed Includes EVA And Lycra For Performance, Comfort And Support
• Alpinestars' New And Exclusive Compound Rubber Sole Promotes Improved Feel And Grip, Water Dispersion And Durability
• SMX-S Waterproof Boot Is CE Certified