Enjoy total weather protection with the Kamik Shellback boot. 100 percent waterproof 600-denier nylon upper with synthetic nubuck overlays. Waterproof gusset tongue keeps liquids out. Full-length, rustproof D-Ring lacing system. Waterproof and lightweight synthetic RubberHe shell. Faux-fur trim. Removable, moisture-wicking 8mm Zylex lining ensures all-day dryness and comfort. Kamiks PULSE RubberHe Outsole. Comfort rated: -40F / -40C. Made in the USA of imported materials. Measurements: Heel Height: 1 in Weight: 1 lb 8 oz Shaft: 10 in Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.