These boots were worn just one season before they were outgrown, they are in excellent used condition. 100% WaterproofConstructed with 7mm Neo-Tech waterproof insulationDuraFresh natural bio-technology activates to fight odorsBOGS Max-Wick evaporates sweat to keep feet dryDurable, hand-lasted rubber over a four-way stretch inner bootieSelf-cleaning outsoleBLOOM eco-friendly, algae-based EVA footbed that helps clean polluted water habitatsEasy on handlesComfort rated to -30°F/-34°CReflective temperature rating mark on heel