Protective toecap and midsole, Volta is an electrical hazard trainer developed with specialist comfort materials that are certified to withstand electrical risks of 18kV in accordance with the ASTM F2412-18 test method, including BOA® Fit System, shock absorbing dual density EVA nitrile rubber outsole 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.