Columbia Youth Powderbug Plus II-K Snow Boot Waterproof synthetic leather and nylon textile Imported Rubber sole Shaft measures approximately 10" from arch TECHNOLOLGY: A waterproof, washable construction make these the perfect rain and snow boots. MATERIAL: This youth snowboot features a waterproof woven synthetic leather and nylone textile upper and a one-piece injection molded TPR shell and outsole. HANDY FEATURES: An adjustable hook and loop closure strap, recycled 6mm washable felt liner, and 200g inulation make this boot the perfect snow day boot for your little ones. RATINGS: Rated -25F/-32C for cold, heavy snow days and family ski trips. With a waterproof construction, lightweight material, and traction rubber outsole, this unisex youth snow boot is perfect for family ski trips.