Keep Your Chestnuts Roasting If the holidays aren’t exactly giving you that warm fuzzy feeling, keep your South Pole cozy and covered with this Willy Warmer! Made with comfortable yarn and equipped with a drawstring for an adjustable fit, this convenient cock sock functions as both a fun, sexy accessory and an actual solution to beating brass monkey weather. Make no mistake, the Willy Warmer is the surprisingly practical gag gift you didn’t know you needed! This product is one size fits most. MOST.