Design: Standard fit slides TPU bandage-style strap achieves a comfortable fit and feel Made with a recycled version of the fabric used in the iconic Base Camp Duffle In-Shoe Comfort: Single-density EVA-foam midsole offers a super-cushy and lightweight feel Durability & Traction: Textured rubber outsole Additional Details: Upper strap made with 5% recycled content and lined with 100% recycled polyester Approx. weight ( 1/2 pair): 4.36oz