Oliver 65 Series safety footwear for the Mining industry feature liquid-resistant leather; with a hard-wearing thermoplastic (TPU) safety cell reinforcement to provide excellent protection from oils and minerals; cuts and abrasions. Boots are lined with a SYMPATEX waterproof liner that is breathable to allow for cooling air flow; and features antimicrobial properties to eliminate odor-causing bacteria. Meets ASTM F2413-11 M I/75 C/75 Mt/75 PR SD. All-terrain: dual-density soling technology combines a soft: shock-absorbing: low-density polyurethane (PU) midsole with a high-density: hard-wearing rubber outsole. Oliver outsole design is slip-resistant to help prevent worker slips and falls and is heat-resistant to temperatures up to 572° F (300° C). SAFETYcell integrated TPU heel and toe and coated leather shell for enhanced abrasion and cut resistance SLIP-RESISTANCE OUTSOLE TESTING : Passes tests on ceramic tile with soapy water, and stainless steel contaminate with glycerol. Certified SRA, SRB and SRC. YMPATEX waterproof liner to help keep feet dry. Qflex Zero: non-metallic puncture protection. PORON XRD metatarsal guard.