GORE-TEX Upper - Ensuring that the shoe is completely waterproof. Mesh, Synthetic Materials - Provide exceptional breathability. Traditional Lacing System - Locks the foot in place and prevents in-shoe slipping. Primegreen Materials - High-performance materials. 50% of the upper is recycled. Moulded Sockliner - For the perfect fit. Lightweight EVA Midsole - Minimises injuries in your joints and muscles. Continental Rubber Outsole - Offers optimal grip in all directions. Lightweight Waterproof Breathable Synthetic Upper Terrain: Outdoors Light Trail Walking Shoes Adidas® Terrex AX3 Hiking Shoes are great for light hikes and everyday use. The Continental outsole's rubber provides incredible grip. And the molded insole and lightweight midsole are designed for all-day comfort.