Alpinestars SMX S Boots

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  • 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