Helikon CPU Hat Olive Green 60% Cotton, 40% Polyester Highly breathable concealed mesh tunnels on top and around the hat. Effective protection against sun and rain Narrow and adjustable brim. Elastic web band around the hat. Soft internal sweatband prevents from excess sweat Adjustable chin strap with cord stopper. Hook-and-loop patch on top. Designed or operations in forest and desert areas Ideal for all outdoor pursuits such as hunting, shooting or fishing Durable Ripstop fabric. Material: 60% Cotton, 40% Polyester