WATERPROOF SNOW BOOT: The seam-sealed construction is made from a waterproof synthetic leather and nylon textile containing recycled 6mm washable recycled felt liner will provide all day dry comfort against the wettest of snow conditions. SUPER WARM INSULATION: The perfect combination of function and classic alpine style, these youth boots are packed with deep 400g insulation, sure to keep their feet warm and cozy in the cold white extremes. COLD WEATHER TRACTION: Built to dig in — in the extremes — the Columbia Youth Powderbug Plus II Snow Boot is made from a durable one-piece injection molded TPR shell and outsole. HANDY FEATURES: The perfect easy entry slip-on boot, with an adjustable hook and loop ankle closure strap. It includes a drawcord adjustable gaiter to cinch in warm and dry feet, while locking out the snow. TEMPERATURE RATINGS: Rated -25F/-32C for cold, heavy snow days. Adjustable hook and loop closure strap