The Kamik Luke Is complete with a solid-shell rubber waterproof bottom to keep feet dry, The Luke boys’ 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 and comfortable down to-40°F. These mid-calf snow boots are crafted in a waterproof nylon upper with an attached faux-fur lining.