The Salomon Crosstrak Waterproof is an insulated winter boot built for cold, snowy adventures. A waterproof membrane keeps feet dry post-holing through deep snow, lightweight synthetic insulation and a fleece collar hold in warmth, and a winter-specific Contagrip outsole delivers traction on packed snow and ice. Waterproofing: adv.DRY waterproof membrane Insulation: adv.WARM lightweight synthetic insulation made with recycled materials Collar: fleece lining to block out cold and melting snow Outsole: winter Contagrip for cold-weather traction Height: mid cut Fit: SensiFit for a snug, stable hold Colorway: AGAVE GREEN / BLACK / CANARY GREEN Sizes: US women&';s 5-11, half sizes included.