100% non-metallic, with protective toecap, midsole and internal metatarsal guard, Helios is a foundry boot developed with specialist durability materials that are certified to withstand molten splashes as high as 1400°C and to withstand electrical risks of 18kV in accordance with the ASTM F2412-18 test method, including FR leather and Coats® FR Stitching, IMPACT SHIELD™ and Ortholite® climate breathable footbed. Disclaimer: This footwear is Electrical Hazard and tested in accordance with the test method as set out within ASTM F2412-18. This protection deteriorates rapidly in humid, damp and wet environments and with wear. Electrical Hazard (EH) Safety footwear is intended as secondary source protection equipment. Features Flame Retardant full grain black leather stitched with R-TEN™ FR thread Moisture wicking breathable mesh fabric lining Dual density nitrile rubber outsole - tested to extraordinary abrasion, heat and cold performance levels Ortholite® climate breathable footbed Certifications EN ISO 20349-1:2017 + A1: 2020 SB P E WRU FO HI CI HRO M SRC Fe + ASTM F 2413-18 M/I/C EH PR We deliver Rock Fall Helios Safety Boots RF8000 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