The latest innovative addition to the class-leading range of Tech Boots for motocross and off-road, the Tech 3 incorporates track-proven performances technologies into an anatomically profiled performer that features protection and comfort. With a durable yet lightweight main shell, plus a range of protection features, inside and out. Features Upper construction is made from lightweight microfiber material for flexibility, durability and abrasion resistance. Light microfiber front and rear bellow inserts offer improved comfort and flexibility in key area. Toe box is constructed from synthetic material for abrasion performance. Extended PU synthetic gaiter helps seal out excessive water and dirt entry. Contoured TPU calf protector plate, TPU higher medial protector, TPU outer lateral ankle and TPU heel counter offer support and resistance to impacts. Rear TPR gaiter patch applied on top of the TPU calf protector gives protection and comfort on rear flex. Injected TPU shin plate connected with the TPU medial protector panel, hook and loop grip upper closure, plus TPR flap for broad ranging calf fit adjustment and support. The TPU higher medial protector is designed with technical texture for improved grip. Bio-mechanical medial blade system allows front rear flex giving support and protection to the ankle. The ergonomic TPU triple buckle straps allow smooth frontal flex from the medial protector to the lateral side without compromising range of movement. New closure system includes 3 polymer buckles with an innovative closure system. This closure includes a micro-adjustable ratchet with memory and a quick release/ locking system with self-aligning design for easy, precise closure. All buckles are replaceable. Innovative one-piece TPU injected dual compound foot shell, reinforced by a metal shank inside a co-injected toe reinforcement. Soft foam surrounds the ankles and collar offering comfort and shock absorbing performance. Entire textile interior lining for improved levels of comfort and moisture-management. Replaceable EVA footbed with textile lining on top provides arch support and comfort. Alpinestarsâ exclusive high grip rubber compound outsole provides grip and traction on various surfaces and is profiled to provide control and feel on the bikeâs footpegs. The sole is replaceable. EN 13634:2010.