100% non-metallic, with protective toecap and midsole, Melanite is comfortable and lightweight, it's developed with specialist comfort materials including FORCE10® components, an Activ-Tex® waterproof membrane and an Activ-Step® PU anti-fatigue comfort footbed. It features a no. 8 YKK side zip for convenience. Features Polishable water repellent full grain black leather with no 8 YKK side zip Activ-Tex® waterproof and breathable bootie membrane - tested for 8 hours (5 times longer than EN requirement) FORCE10® dual density PU nitrile rubber outsole - tested to extraordinary abrasion, heat and cold performance levels Activ-Step® PU anti-fatigue comfort footbed Certifications EN ISO 20345:2011 S3 HRO WR SRC We deliver Rock Fall Melanite Safety Boots RF333 worldwide.We specialise in shipping almost anywhere in the world securely at competitive prices - across UK, US, Canada, Ireland, New Zealand, Europe - securely and fast at competitive prices