Just in time for the colder weather, we're excited to offer these 100% authentic Columbia fleece zip-up vests for men! These vests are incredibly soft and comfortable and are made from Columbia's legendary fleece. These versatile vests can be dressed up or down, and add comfort and warmth without being large and bulky. Sizing (Chest Width) Small: 35-38 Medium: 38-41 Large: 42-45 XL: 46-49