Synthetic upper with hook and loop closure straps. 2 part midsole: Plush TechLite footbed framed by firmer TechLite frame for added support. Omni-Grip non-marking wet traction rubber. Upper: Synthetic Midsole: TechLite EVA Outsole: Omni-Grip Rubber Excellent pre loved condition, no flaws or defects. Comes from a smoke-free house. Tags: summer, vacation, outdoor, hiking, water, strappy, hook and loop, support, comfort, comfortable, casual, everyday