Alpinestars Mens Tech 7 Enduro Drystar Motocross Navy/Gray Boots Features: Flexible, abrasion-resistant microfiber upper. Evolutionary TPU shin plate with adjustable closure. TPU blade system prevents hyper-extension, adjustable shin closure. Specially designed sole for grip, durability, and rigidity. Convenient wide entry with adjustable calf fit. Honeycomb TPU panel on medial side for grip and heat resistance. Innovative TPU sliding blade system supports calf flexion. Secure ergonomic buckle system for personalized fit. TPU lateral ankle protection with biomechanical link. Accordion flex zones on instep and Achilles for control. Reinforced TPU lower shell with metal shank and toe protection. Extended microfiber gaiter blocks water and dirt. Closure system with polymer buckles and self-aligning quick-release. All buckles replaceable for easy maintenance. Breathable 3D liner with anti-sliding reinforcement. Shock-absorbing poly-foam around ankles and collar. Removable anatomical footbed for comfort. Exclusive high-grip rubber dual-density sole, replaceable. Waterproof Tech 7 Enduro Drystar boot membrane.