Sorel - Northern Lite Zip (Hawk) - Women's: Seam-sealed, waterproof suede leather upper. Medial side zipper with gusseted tongue for easy on and off. Padded faux fur collar. 200g Thinsulate insulation. Removable EVA comfort footbed. Traction enhancing multi-directional thermal rubber lug outsole. Built on a women's specific last for a great fit. Temperature rated: -25 F/-32 C. Weight: 18.5 oz. (520g).