The Arctic Adventure winter boot is a welly with a difference. Designed to keep even the most experienced explorer's feet warm in extreme temperatures. It is 100% Waterproof and 100% MUCKPROOF. Features a 5mm Neoprene bootie for comfort and performance. The warm lining is made from soft, insulating, lightweight, performance materials for warmth and comfort. The boot has a tall slimming look and additional Achilles reinforcement for added protection. It includes a lightweight midsole for all-day comfort and support, and a light gripping rubber outsole. Upper is made of Neoprene, lining is Warm Fleece, and the sole is Rubber. Care Instructions: Wipe Clean only. Heel Height: 2.0 cm.