For a light and fast footwork, wear the Arc'teryx® Aerios FL 2 Mid GTX Hiking Shoes and explore the outdoors. Single layer polyester recycled mesh upper. GORE-TEX waterproof membrane provides waterproof and breathable performance. Compressed EVA midsole for added cushioning and support. Lace-up closure. Pull loop on the front for easy on and off. Signature brand detailing on the side of the upper. Toe cap adds protection and abrasion resistance. Round toe design. Vibram® MegaGrip™ rubber compound is durable and grippy. Forgot I bought these and ended up purchasing another pair of shoes. Brand new, never used.