The Alpinestars MX Tech 3 Boots has multi-material upper constructed from lightweight, abrasion resistant and durable microfiber and incorporating hard anatomically profiled copolymer protection. Bio-mechanical medial ‘flexi-blade’ system provides excellent front and rear movement while offering support and protection to the ankle. Boot chassis designed with an ergonomically profiled forefoot and lower toe-box to provide easier shifting and improved rear brake feel and control. Incorporating an innovative one-piece injected dual compound foot shell with co-injected hard toe protector and integrated steel shank. The shell is highly resistant to abrasion and impact, adds to the boot’s overall durability and improves the boot’s streamlining. Upper constructed from innovative microfiber material that is flexible and abrasion resistant. Upper material is reinforced with PU for high levels of water-resistance and durability and improved weight-saving performance. Material ensures consistent fit even for long term usage and is easy to maintain and clean.