Fully waterproof, these kid's winter boots have subzero insulation to keep little ones warm as temperatures drop. A cushioned footbed makes them comfortable all day long, and the bungee drawcord adjusts to keep out snow and slush. 100% waterproof. Rebound cushioning provides lasting comfort. DuraFresh organic bio-technology activates to fight unwanted odors. Bogs Max-Wick moves sweat away from your foot to keep you dry. Comfort rated to -22�F/-30�C. Height: 6". Circumference: 8"