Complete with a RubberHe waterproof bottom to keep feet dry, the Luke snow boots are designed for everything from building snow forts to sledding. Plus, these winter boots for kids are equipped with reflective NiteRays patches for added safety after dark. Vegan-friendly. Waterproof 1200 denier nylon and synthetic carbon fiber upper, NiteRays reflective technology Foam and fleece insulation, Moisture-wicking boa lining Bungee lacing system with Easy-Grab Lace Lock, Adjustable snow collar Waterproof and lightweight synthetic RubberHe shell, Comfortable down to -40°F Proprietary technology offers superior traction and flexibility SNOWAVE lightweight synthetic RubberHe outsole, Multi-directional lugs for superior traction in the snow Kids Kamik Luke 3 Pre