Stormy Kromer Men's Rancher Insulated Cap 80% Wool20% Nylon Four-Times Warmer - This cap is a lot thicker and more insulated than the original Rancher, so it keeps your head up to four times warmer while wearing. Fleece Flap - While it might seem like a small detail, Stormy Kromer really added a lot of style and function with this fleece flap. Cotton Lining - So the wool doesn't create too much heat for your head to stand, the Rancher utilizes a breathable cotton lining for comfort. 80% Wool - This hat is a blend of 80% wool and 20% nylon, so you know it's durable and will keep your head very warm and toasty. Hand Crafted - While most other hats on the market are mass produced in some long assembly line, Stormy Kromer's products are 100% hand crafted.