Treat your feet to the trail-ready sneaker you deserve. This ground-up women's specific hiker by MERRELL fits like a sneaker and hugs the ankle without stiffness or pinch points. And, with our stickiest rubber sole, it provides underfoot confidence on all types of terrain. Details Knit upper 100% recycled laces and webbing 100% recycled mesh lining 100% recycled mesh lined removable EVA insole Molded nylon arch shank Merrell Air Cushion in the heel absorbs shock and adds stability Rock plate for protection 10% recycled EVA foam midsole Merrell mountain-grade Quantum Grip rubber outsole Lug: 4mm