Boot upper construction is an innovative, lightweight microfiber material that is flexible and abrasion-resistant
Light microfiber on front and rear bellows provides a more comfortable flex area
Toe box is made of synthetic material for high abrasion resistance
Extended Polyurethane (PU) synthetic gaiter helps seal out water and dirt
Contoured Thermoplastic Polyurethane (TPU) calf guard, TPU higher medial guard, TPU outer lateral ankle guard and TPU heel counter for support and resistance to impacts
Rear TPU gaiter patch applied on the top of the TPU calf protector for comfort and impact resistance on the rear flex area
Injected TPU shin plate is connected with the TPU medial guard panel
Hook-and-loop upper boot closure with TR flap that provides a wide range of fit and support
TPU higher medial protector designed with technical texturing for improved grip
Biomechanical medial blade system allows good front/rear boot flex and added support and impact resistance for the ankle
Ergonomic TPU triple buckle straps wrap smoothly from the front flex and medial guard to the lateral side of the boot without compromising the boot's flexibility
Closure system uses three polymer buckles with ratchet closure, buckle memory system and quick release/locking system with a self-aligning design
All boot buckles are replaceable
One-piece TPU injected dual-compound foot shell is reinforced by a metal shank inside a co-injected toe reinforcement
Soft foam surrounds the ankles and boot collar for comfort and shock-absorbing performance
Entire boot is textile lined for comfort
Replaceable EVA footbed with textile top lining
Alpinestars all-terrain sole design with high-grip rubber compounds; sole is replaceable