These Bogs Snow Shell boots were designed to give your kids an edge over the elements. With their integrated snow cuffs and gaiters, and ultra-cozy fleece lining, your kids will crush the snow. Water resistant nylon upper 100% Waterproof injected rubber shell with rugged outsole BLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitats DuraFresh natural bio-technology activates to fight odors BOGS Max-Wick evaporates sweat to keep feet dry Comfort rated to -13°F/-25°C BOGS Kids' Snow Shell Boots - Black