Alpinestars smx s boots 45 euro 10.5 us

Durable microfiber upper construction offering superb levels of flexibility and comfort Ergonomic last for forefoot streamlining to enable greater control 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 ankle protectors are layered under the upper in both lateral and medial sides Breathable textile interior lining features anti-sliding suede reinforcement on heel area Integrated, replaceable bi-injected TPU slider features easy no-screw fixing concept Shift pad made from TPU incorporates technical texture for protection and grip Medial side entry opening and closing system features elastic-mounted zipper with wide VELCRO® brand closure Internal toe box protection is layered under the upper for durability, improved feel and performance Dual compound removable anatomic footbed includes EVA and Lycra Compound rubber sole used once for 10 mins.