Fastening : Velcro Material : Synthetic Sustainable : Regular Product Description: The HRX Men Hook & Loop athleisure sandal must-pack style combines the cushion sole with the strapping system & breathable knit upper engineered for a sock-like fit with heel webbing and easy hook-and-loop closures. Features: Easy hook-and-loop closure that emerges over and dives back under the sock-like upper hugs the foot and gets the fit just right. Thicker Webbing straps in the forefoot provides lockdown support & at the instep and heel provide great stability. EVA footbed for cushioning. EVA-foam outsole for lightweight cushioning Weight: Light weight Fastening: Velcro Fit: Comfort Warranty 3 months Warranty provided by the brand owner / manufacturer Upper material: Synthetic Outsole material: EVA Wipe it with a clean dry cloth to remove dust