The North Face Chilkat III Winter Boots - Women's: Ready for sub-zero temperatures, this waterproof, 200 g insulated women's winter boot is wrapped with a protective, yet flexible TPR shell and finished with TNF(TM) Winter Grip and IcePick temperature-sensitive lug sole for better traction on the frozen ground. Partially lined in Oso fleece for plush comfort in the coldest days. WATERPROOF Impenetrable moisture barrier to guarantee dryness. INSULATED Insulation traps hot air for reduced heat loss and increased warmth. FEATURES All-purpose winter boot is waterproof and insulated for warmth in sub-zero temps Upper: Waterproof, BLC-compliant, suede and PU-coated leather upper Upper: Waterproof construction for the ultimate weather protection Upper: 200 g Heatseeker(TM) insulation Upper: Fleece collar and tongue lining Upper: Anatomically engineered, injection-molded, waterproof TPR shell with forefoot flex grooves Upper: Rustproof hardware Upper: Gaiter-compatible D-ring Bottom: Compression-molded EVA midsole Bottom: Durable TNF Winter GripA(R) rubber outsole Bottom: IcePickA(R) temperature-sensitive outsole lugs for increased traction