Upper: Synthetic. Lining: Synthetic. Insole: Textured. Midsole: Synthetic. Outsole: Dynamic Tread, Moulded. Adjustable, Cushioned, Padded Straps, Removable Heel Strap, Secure Fit. Flat. Design: Logo. Toe Style: Open. Fastening: Hook and Loop. Sole Features: Moulded. Ref: UTGT33804