The Mitzi hiking shoes feature durable toe and heel guards, with a steel shank to protect feet. The cushioned collar and tongue provide comfort and keep feet dry. Upper: PU (Polyurethane), Textile. Lining: Textile. Outsole: TPR. 6 Eyelets. Fabric Technology: Breathable, Waterproof. Ankle Support, Arch Support. Additional details: Upper: 50% PU/Textile, Lining: Textile, Outsole: 50% TPR. Walking low cut design. Waterproof and breathable membrane. Ankle supportive cushioned collar and tongue. Protective and durable toe and heel guard. Arch stabilising and supportive steel shank.