Get a grip on the roughest worksite terrain in our 6-Inch black leather work boot/safety toe. Featuring a dual-density PU (polyurethane) outsole that's oil, chemical and slip resistant, it's made of oil-tanned leather with a waterproof membrane. Built Carhartt strong with direct-attached welt construction, it includes a molded TPU (thermoplastic polyurethane) heel counter with an achilles flex joint. As for comfort, the boot's OrthoLite insole and padded collar as well as OrthoLite comfort tongue deliver all day long. Built with a safety toe, it's ASTM 2413-05, EH rated.