• Newly designed boot upper incorporates innovative front, rear bellow and rear calf zones for superior levels of flexibility. 
• Main upper material constructed from advanced microfiber for durability and repeated abrasion resistance, plus a waterproof and breathable DRYSTAR® liner for excellent all-weather performance.
• Ergonomic new last for forefoot streamlining to enable greater control of the bike's controls and for superior, wide-ranging foot profile, fit and comfort. 
• Alpinestars' innovative TPU lateral ankle brace protection provides a biomechanical support between lateral top calf/shin and ankle and offers improved structural integrity, protection against impact shocks, repeated abrasion resistance and flex support. 
• Alpinestars' new and exclusive compound rubber sole promotes improved feel and grip, water dispersion and durability. 
• Air vents on the heel counter and shin plate improve comfort and reduce fatigue on short and long rides. 
• High modulus TPU injected shin guard, calf protector, heel counter, shift pad and toe slider for improved shock protection and durability. 
• Double density ankle protector on medial side layered under the upper offers protection in key areas. 
• Integrated, replaceable bi-injected TPU slider features new easy screw fixing concept for quicker and easier replacement. 
• Innovative instep and Achilles accordion flex zone construction for superior comfort, extension, control and support. 
• Internal insole with the shank reinforcement integrated for support to the arch area and foot protection. 
• 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 in/out. 
• 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. 
• SMX-6 v2 DRYSTAR boot is CE certified. 

(2) Boots

Instructions

Made With:

Upper: Man made material

Lining and inner sole: Textile

Outer sole: Other man made material