Job site protection comes as standard equipment in our 6-inch, Internal Met Guard, work boot. The oil, chemical and slip-resistant rubber outsole is constructed with a Goodyear welt. The moisture wicking lining, waterproof, oil tanned, leather upper and breathable waterproof membrane keep your feet dry all day long. The molded TPU (thermoplastic polyurethane) heel guard, with an Achilles flex joint, protect and stabilize your heel and the OrthoLite insole, padded collar and OrthoLite Comfort Tongue keep you ultra-comfortable on the job. Equipped with an internal flex metatarsal guard. This steel safety toe work boot is ASTM F2413-11, EH rated, MT.