The Carhartt Men's 11 in. Waterproof Steel Toe Wellington Boot is tough and durable with the convenience of a pull-on boot. The oil, chemical and slip-resistant dual-density PU (polyurethane) outsole on the men's pull-on boot is constructed with a direct-attached welt. The men's pull-on boot's moisture wicking lining, waterproof oil tanned leather with abrasion resistant Ballistic 1200D Fabric upper and breathable waterproof membrane keep your feet dry all day long. The men's pull-on boot's molded TPU (thermoplastic polyurethane) heel guard protects and stabilizes your heel and the PU insole keeps you ultra-comfortable on the job. Identifies protection against impact and compression hazards with a steel safety toe. Steel Toe toes meet ASTM F2413-18 standards Electrical Hazard (Safety Toe) identifies secondary protection against incidental contact with electrical circuits of 18,000 volts or less under dry conditions; Safety Toe EH styles meet ASTM F2413-18 EH standards Storm Defender