A waterproof insulated Chelsea boot delivers all-weather performance with moisture-wicking, odor-eliminating biotechnology and a robust traction sole. Waterproof: protects against rain, puddles and slush to keep feet dry in wet conditions DuraFresh natural biotechnology activates to fight odors Max-Wick technology wicks away moisture 3mm Neo-Tech waterproof insulation Temperature rated to -22°F/-30°C BLOOM algae-based EVA footbed that helps clean polluted water habitats Rubber and textile upper/textile lining/rubber sole Imported