Protective components: Protective fibreglass toecap and composite anti-penetration flexi-midsole tested to PS level Lining Materials: Activ-Tex® moisture wicking breathable membrane and lining made with 60% post consumer recycled content tested for 8 hours (5 time longer than EN standard) Tongue and collar lining made from 100% post consumer recycled polyester Scuff cap and outsole: Women’s fitting shock absorbing nitrile rubber outsole Footbed: Activ-Step® natural rubber and 100% poster consumer recycled top mesh footbed Labels and Laces: Made with 100% recycled post consumer polyester ESD Oil Resistant Women's Fit Heat Resistant Outsole To 300c 100% Non-Metallic Construction Fully Waterproof Water Repellent Upper Zip Fastening RF725 Womens Carbon ESD Safety Boot