Upper Material:  Black Full Grain Leather Protective Components: Protective aluminium toecap and composite anti-penetration flexi-midsole tested to PS level Lining Materials: Activ-Tex® waterproof and breathable bootie membrane and lining made with 60% recycled content- tested for 8 hours (5 times longer than EN requirement). Tongue and collar lining made with 100% recycled content. Outsole: Fuel resistant EVA, TPU and rubber outsole. Footbed: Anti-fatigue natural rubber footbed featuring a 100% recycled polyester top sock. Labels and Laces: Made with 100% recycled post consumer polyester. Anti-Static Oil Resistant Water Repellent Upper Fully Waterproof RF350 Carson Waterproof Safety Boot