Alpinestars Men's SP-1 Vented Black Boots, Euro 43 Inviting inner padding on collar, tongue and around ankle supplies a pleasurable and accurate fit Conveniently detachable anatomic footbed features EVA and Lycra for simplicity, support and comfort Valuable TPU shift pad for increased sensitivity on the bikes controls Produced from a remarkably light, sturdy and abrasion-resistance microfiber with back and front accordion zones support and comfort Soft 3D mesh tongue for improved comfort and air flow