The Northside Frosty Boot is a durable and warm snow boot for kids. The construction is waterproof, making it perfectly appropriate for snowy weather. There's also 200g of Thermolite insulation providing warmth in temperatures all the way down to -25°F. In the Frosty Boot kids can stomp, jump, kick, and run their way through the winter. They'll be comfy and cozy the whole way.