Upper: PU (Polyurethane). Lining: Textile. Outsole: TPR. Features ankle support, breathability, heel protection, a padded collar, padded tongue, and a pull tab. Waterproof, low cut, and breathable hiking shoes with a breathable membrane. Ankle supportive cushioned collar and tongue. Protective and durable toe and heel guard. Arch stabilising and supportive steel shank. Upper: 66% PU/textile. Lining: textile. Outsole: 34% TPR.