The Out' N About III Puffy Zip Waterproof Boot style from Sorel brings the warmth and the waterproofing, all in one puffy package. Sorel considered every detail — from the fleece lining to the 300g insulation to the zip for easy entry — to create a pair you'll wear for years to come. Even the vulcanized sole has added height, so you can walk comfortably above the elements.