The Muck Boot Company makes waterproof Hunting and Field Boots that keep you in the field, rather than running home shivering. 5mm CR flex-foam bootie for warmth 100% waterproof, light and flexible. Coated with a multi-reinforced tough rubber shell The shaft is wrapped in 4-way stretch nylon High-abrasion rubber outsole is long-wearing with sure traction Fleece lining Protective reinforced toe with a wrap-up bumper, plus Achilles back overlay Molded EVA cushion midsole, contoured footbed Stretch-fit binding at top fits to calf to keep cold out and warmth in. Comfort range of -40AdegF to 40AdegF, depending on activity level. Each approx. 16 3/4 inchh., 40 oz. Order today!