Rock Fall Surge Safety Boot Size 4

The RF910 Surge is packed with safety features that has been designed to be sustainable to its core. It features recycled plastic bottle upper, webbing and lace materials that are durability rated, including an Activ-Tex® Waterproof membrane that is breathable, tested for 8 hours and also contains 60% recycled content. Certified to withstand electrical risks of 18kV in accordance with the ASTM F2412-18 test method. It has a 100% non metallic construction, including a fibreglass toecap and composite midsole. The outsole complex is a dual density PU nitrile rubber outsole which offers unbelievable abrasion resistance whilst providing exceptional shock absorption and weight reduction. Electrical Hazard 100% Non-Metallic Construction Heat Resistant Outsole to 300°C Ladder Grip Oil Resistant Protective Midsole & Toecap SRC Slip Rated Water Repellent Upper Cold Insulation Sustainable