The Rock Fall RF910 Surge is a sustainable safety boot designed for durability and protection. It features a recycled plastic bottle upper, webbing, and lace materials. The boot includes an Activ-Tex® Waterproof membrane that is breathable and tested for 8 hours, containing 60% recycled content. It is 100% non-metallic, with a protective toecap and midsole. The Surge is developed with specialist durability materials certified to withstand electrical risks of 18kV in accordance with the ASTM F2412-18 test method. It also includes FORCE10® components, a TPU scuff cap, and a kick protector. The boot is equipped with an Activ-Tex® waterproof membrane and an Activ-Step® PU anti-fatigue comfort footbed.