Go farther. The Norvan LD 3 delivers the optimal blend of comfort, light weight, support, and grip for your longest trail runs. The Cordura upper is breathable and durable, and the dual-layer internal construction minimizes friction. The toebox is sized to accommodate splay, and the heel and forefoot stack absorbs shock. Advanced materials - Vibram Litebase sole, InFuse midsole - shed grams, and the grippy Vibram Megagrip outsole's aggressive 4mm lug pattern delivers a confident bite. Go farther. The Norvan LD 3 delivers the optimal blend of comfort, light weight, support, and grip for your longest trail runs. The Cordura upper is breathable and durable, and the dual-layer internal construction minimizes friction. The toebox is sized to accommodate splay, and the heel and forefoot stack absorbs shock. Advanced materials - Vibram Litebase sole, InFuse midsole - shed grams, and the grippy Vibram Megagrip outsole's aggressive 4mm lug pattern delivers a confident bite. Durable EVA/Polyolefin blend midsole provides shock absorption and propulsion. Single layer mesh upper is lightweight, durable, and air-permeable. Toe cap adds protection and abrasion resistance. Ariaprene foam tongue. InFuse midsole (42 Shore C), Anti-Fatigue Insert - 85%. Internal foot wrap. 3D molded, Ion Element 100% recycled EVA (closed cell) by Dynamic Foam (4.5mm). 4mm lugs. Footwear Width: Standard. Drop (Stack): 6mm (29mm : 23mm). Vibram MegaGrip rubber compound is durable and grippy. Vibram LiteBase. Breathable. Lightweight. Abrasion resistant. Trail running performance for all day comfort on extended trail runs. Durable EVA/Polyolefin blend midsole provides shock absorption and propulsion. Single layer mesh upper is lightweight, durable, and air-permeable. Toe cap adds protection and abrasion resistance. Ariaprene foam tongue. InFuse midsole (42 Shore C), Anti-Fatigue Insert - 85%. Internal foot wrap. 3D molded, Ion Element 100% recycled EVA (closed cell) by Dynamic Foam (4.5mm). 4mm lugs. Footwear Width: Standard. Drop (Stack): 6mm (29mm : 23mm). Vibram MegaGrip rubber compound is durable and grippy. Vibram LiteBase. Breathable. Lightweight. Abrasion resistant. Trail running performance for all day comfort on extended trail runs. Color: blue