They look like regular hiking boots, but the updated Chilkat Vs harness a waterproof-breathable construction to keep you dry and forward-propelling Surface Control™ outsoles that are optimised for winter conditions. They also have supportive collars, heel clips for compatibility with snowshoes, and a streamlined shell for increased flexibility with every stride - just like good winter hiking boots should. But the Chilkat Vs also come with Heatseeker™ insulation for exceptional warmth. Plus, the footbeds are moulded to trap air and retain warmth so it's not lost to the ground.Features: Waterproof, seam-sealed construction 200 g Heatseeker™ Eco insulation for exceptional warmth Internal collar support in heel Webbing loop with a daisy chain detail at heel for easy on/off and an iconic TNF™ look Elevated rustproof metal hardware Heel clip for snowshoe compatibility D-ring at bottom of tongue for gaiter attachment SOLE UNIT: Compression-moulded EVA midsole for long-lasting cushioning Streamlined, waterproof, moulded-TPU shell for increased flexibility Surface Control™ rubber outsole optimised for winter conditions Has a secure heel fit True to size: This footwear is true to size for a supportive, comfortable fit. HEATSEEKER™ ECO - synthetic insulation provides durable, lightweight and compressible warmth.Surface CTRL® - bio-based outsole rubber compound providing superior traction and durability.Composition:Upper - Waterproof SuedeSole Unit - Compression-Moulded EVA MidsoleInsulation - 200g Heatseeker™ Eco InsulationApprox Weight - ½ Pair - 680.5g / Pair - 1361gIf you need to reapply the DWR coating on your boots check out our range of sprays and proofers here!The North Face Men's Chilkat V Lace Waterproof Insulated Boots Black Asphalt Grey KT0 NF0A5LW3