The Marsh has been providing waterproof support and protection for generations. A more generous ankle opening accommodates a wide range of sizes, while the internal calf-harness prevents the boot from sliding down when trudging through the muck. 100% waterproof, ozone-resistant rubber bottom boot. Chevron cleated outsole provides unparalleled traction in the thickest of mud and the nastiest of terrain - vulcanized for durability and a unique lug design to shed the mud and muck. Adjustable, internal calf harness for versatility. Steel shank. Removable EVA footbed. There's no better scent suppressing material than rubber. LaCrosse's formulas combine absolute comfort with unequaled scent protection. Comfort zone -20° to 70° F (-29° to 21° C) Weight: 7.0lbs per pair