Kamik Shellback - Women's Cold Weather Boots : Black : Enjoy total weather protection with the Kamik Shellback boot. ; 100% 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. ; Kamik's PULSE RubberHe Outsole. ; Comfort rated: -40ºF / -40ºC. ; 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. | Kamik Shellback Women's Cold Weather Boots Black : 10 B - Medium, Synthetic/Textile