Alpinestars SMX S Boots

With a durable microfiber upper for comfort and fit and incorporating a host of advanced protective features, inside and out, the SMX S boot features an ergonomic forefoot shaping, a breathable lining and Alpinestars' exclusive rubber compound sole for optimized levels of support and performance.

• Durable microfiber upper construction offering superb levels of flexibility and comfort
• Ergonomic forefoot streamlining to enable greater control of the bike
• TPU (Thermoplastic Polyurethane) shin plate protector is race derived for superior impact and abrasion resistance
• Lateral TPR (Thermoplastic Rubber) 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
• Breathable textile interior lining features anti-sliding suede reinforcements on heel area
• Integrated, replaceable bi-injected TPU slider features easy no screw fixing concept
• Shift pad made from TPU incorporates technical texturing for protection and grip
• Medial side entry opening/closure system features elastic mounted zipper with wide hook & loop closure
• Internal toe box protection is layered under the upper for durability, improved feel and performance
• Dual compound removable anatomic footbed includes EVA (Ethylene Vinyl Acetate) and Lycra
• Alpinestars' exclusive compound rubber sole