Tough, strong and durable with an aggressive design. All these elements you can find in the new trekking family Onyx. Seamless upper with CORDURA® reinforcements and reflective panels for great durability and visability. Poured polyurethane midsole together with a rigid and strong rubber outsole for perfect grip on uneven surfaces. Metal free protection in toe cap and penetration board. BOA® lacing system for great fit and easy instep. Upper: CORDURA® canvas Outsole: Rubber Midsole 1: Poured PU Footbed: Highly breathable PU Fit: Wide Size: 36-48 Protection: Fiberglass toe cap and textile plate Safety standard: EN 20345 S3 HRO ESD SRC