Alpinestars Youth Tech 3S Boots for Kids, Black/White, Size 4

Upper construction is made from innovative light microfiber material that is flexible and abrasion resistant Light microfiber on front and rear bellow gives more comfort on the flexible area The toe box is made from synthetic material for high abrasion resistance Extended PU (Polyurethane) synthetic gaiter helps seal out excessive water and dirt entry Contoured TPU (Thermoplastic Polyurethane) calf protector plate, higher medial protector, outer lateral ankle and heel counter offer support and resistance to impacts Rear TPR (Thermoplastic Rubber) gaiter patch applied on top of the TPU calf protector gives protection and comfort on rear flex Hook & Loop 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 Biomechanical medial blade system allows for a good front rear flex giving support and protection to the ankle The ergonomic TPU triple buckle straps are wrapping harmoniously the front flex from the medial protector to the lateral side without compromising flex Closure system includes two polymer buckles and a ratchet with memory and quick release/locking system with self aligning design for easy, precise closure Buckles are replaceable Entire textile lining for more comfort Soft foam surrounds the ankle and collar for increased comfort and shock absorbing performance Replaceable anatomical EVA (Ethylene Vinyl Technical, high-performance motocross / off-road boot for junior riders. Brand new design for impressive performance, comfort and safety at an astonishing price. Designed specifically for junior riders. Upper construction is made from innovative and light microfiber material that is flexible and abrasion resistant. Light microfiber on front and rear bellow gives more comfort on the flexible area.