100% non-metallic, with protective toecap and midsole, Arc is an electrical hazard linesworker boot developed with specialist durability materials that are certified to withstand electrical risks of 18kV in accordance with the ASTM F2412-18 test method. Arc has also been independently put through IEC 61482-1-1:2019 test method. Including fire resistant laces, FORCE10® components, Helcor® abrasion resistant leather, Moisture-tech by Sympatex® waterproof membrane, IMPACT SHIELD™, R-TEN™ thread and Ortholite® climate breathable footbed. The sole and upper are also compatible with most common climbing irons. 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. The IEC 61482-1-1:2019 independent test conclusions are not covered by The ENAC Accreditation Scope. The project ATPV rating for the material is 126 cal Features Water repellent full grain black leather with Helcor abrasion resistant leather stitched with R-TEN™ abrasion resistant thread and enhanced flame-resistant laces Moisture-tech by Sympatex® waterproof and breathable bootie membrane - tested for 100 hours (74 times longer than EN requirement) with full grain leather lining FORCE10® scuff cap and dual density PU nitrile rubber outsole - tested to extraordinary abrasion, heat and cold performance levels Ortholite® climate breathable footbed with IMPACT SHIELD™ shock reducing internal digging plate Certifications EN ISO 20345:2011 SB P CI E FO WRU HRO WR SRC + ASTM F 2413-18 M/I/C EH PR + AS 2210.3:2019 SB P CI E FO WRU HRO W