ALPINESTARS SUPERTECH R VENTED BOOTS RED US 10 5 EU 45 - 3401-1126Sole constructed using a lightweight rubber compound for excellent grip on the pegs Separate, internally updated bio mechanical inner bootie made by 3D mesh material for greater structure, thus improving rider comfort Synthetic microfiber panel on medial side for enhanced abrasion resistance and improved feeling when in contact with the bike Thermoplastic Polyurethane (TPU) shifter for increased protection on lower medial side Inner bootie is equipped