Women's specific, the Chilkat III Boot from The North Face(R) is a highly versatile, all-purpose winter boot designed to stay warm even to -25F. With a waterproof construction, the Chilkat III Boots are designed to weather winter's worst. Heatseeker(R) insulation provides the Chilkat III Boot with a great warmth-to-weight ratio without added bulk to get you through your coldest winter days. Features: [Upper]: Waterproof, BLC-compliant, suede and PU-coated leather upper Waterproof construction 200 g Heatseeker(R) insulation Anatomically engineered, injection-molded, waterproof TPR shell Rustproof hardware Gaiter-compatible D-ring [Sole]: Compression-molded EVA midsole Durable TNF Winter Grip(R) rubber outsole IcePick(R) temperature-sensitive outsole lugs for increased traction Approx. Weight: 1/2 Pair: 1 lb 5 oz (613 g) based on Women's 7. Technology: Heatseeker(R): The North Face(R) proprietary synthetic insulation offers a great warmth-to-weight ratio, making it ideal for cold-weather footwear that requires warmth with minimal bulk. IcePick(R): Molded on the softer TNF Winter Grip(R) outsole, Ice Pick(R) rubber hardens when temperatures fall below freezing to provide ultimate biting traction. TNF Winter Grip(R): A tacky rubber compound designed to remain soft she the temperatures falls below freezing. H2O Proof(TM): This waterproof construction method utilizes seam-sealed, waterproof materials to provide an impermeable barrier to the elements.