Snow days are fun in the Kamik Waterbug 5 boot. Waterproof 600 nylon upper in a casual snow boot style. Waterproof synthetic rubber shell with seam sealed construction to keep their feet dry, reflective logo detail. Adjustable collar with bungee lock deflects snow, midfoot adjustable strap with Velcro(R) closure for a secure fit. Removable Zylex(R) liner that wicks perspiration and keeps feet warm, cushioning insole. 9 1/2 inch shaft. SNOWAVE traction outsole. Temperature rated -40F.Also available for: GirlsAdjustable snow collar with bungee lockAdjustable strap with hook-and-loop closureLogo detailsMoisture-wicking liningPVC-free synthetic outsoleRemovable Kamik 8mm Zylex® LinerSeam-sealed constructionWaterproof nylon upperWaterproof rubber shellWaterproof Seam-SealedStyle Numbers: NK4027-CHA, NK8027-CHA