The VX950A Onyx is a lightweight women's fit safety boot manufactured for the female foot, using women's fitting upper patterns, lasts and outsoles. It has a 100% non-metallic construction and features a slender, ultra-strong fiberglass toecap and composite midsole, allowing the foot to flex and move freely. It includes an Activ-Tex Waterproof membrane that is breathable and tested for 8 hours. The outsole is a nitrile rubber outsole offering unbelievable abrasion resistance while providing exceptional shock absorption and weight reduction. All-day comfort is provided by a lightweight EVA comfort footbed. The boot is anti-static, features a protective toecap and midsole, is water-repellent, oil-resistant, SRC slip-rated, and has a heat-resistant outsole up to 300°C.