Women's specific, the Chilkat III Boot from The North FaceR 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. HeatseekerR 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 HeatseekerR insulation Anatomically engineered, injection molded, waterproof TPR shell Rustproof hardware Gaiter compatible D ring Sole: Compression molded EVA midsole Durable TNF Winter GripR rubber outsole IcePickR temperature sensitive outsole lugs for increased traction Approx. Weight: 12 Pair: 1 lb 5 oz 613 g based on Women's 7. Technology: HeatseekerR: The North FaceR proprietary synthetic insulation offers a great warmth to weight ratio, making it ideal for cold weather footwear that requires warmth with minimal bulk. IcePickR: Molded on the softer TNF Winter GripR outsole, Ice PickR rubber hardens when temperatures fall below freezing to provide ultimate biting traction. TNF Winter GripR: A tacky rubber compound designed to remain soft she the temperatures falls below freezing. H2O ProofTM: This waterproof construction method utilizes seam sealed, waterproof materials to provide an impermeable barrier to the elements.