Upper: Synthetic. Lining: Neoprene. Insole: Synthetic. Midsole: EVA (Ethyl Vinyl Acetate). Outsole: Gripped, Rubber. Fabric Technology: Durable. Breathable, Cushioned, EVA Footbed, Lightweight. Flat. Design: Contrast Detail, Logo. Toe Style: Open. Fastening: Elastic, Lace Up, Toggle. Sustainability: Vegan. Ref: UTFS10481