Design: Leather and textile upper Gore-Tex waterproof construction Regular laces In-Shoe Comfort: Respects the natural flexion of your foot for a smooth ride that flows from step to step Durability and Traction: New ADV-C 4D Chassis guides the foot, targeting sensitive articulations, even on the roughest terrain ADV-C 4D Chassis also provides extra support around the heel and helps reduce muscle fatigue especially when you have heavy hiking gear with you Additional Details: Drop: 12 mm Heel stack height: 34 mm Weight: 535 g