The ASTM-certified steel toe Arctic Sport is 100% waterproof. The fleece lined, high-performance work boot will keep you warm to minus 40 degrees and features double reinforcement at instep, heel and Achilles, and a lightweight EVA molded midsole with contoured footbed for supreme comfort and cushioning. A 2mm thermal underlay adds extra insulation on the inside, while the rugged MS-1 molded outsole and wrap-up toe bumper provide optimal traction, durability and protection on the outside. The stretch-fit topline binding keeps snow out and warmth in, so you tackle any cold weather task with confidence. Boots are unisex, the size shown is Men's. Women's sizes run one size smaller than Men's. Example: If you require a Women's size 8, you would order a Men's size 7. | Muck Boots Arctic Sport Steel Toe Boots in Black | Size 7