The Classic is 100% waterproof,with a four way stretch inner bootie and 7mm of Bogs Neo-Tech™ insulation and comfort rated from temperate to -30°F. Bogs Max-Wick™ moves sweat away from your foot to keep you dry. The footbed features DuraFresh bio-technology that activates to fight unwanted odors,and a non-marking and self-cleaning outsole.Additional InfoPlaid,Waterproof,Insulated,Winter