Rothco's Camouflage Military Style Fatigue Caps meet U.S. Military standards and are constructed of a durable cotton/polyester material that is comfortable yet rugged Model: 4510 Color: Woodland Camo  55% cotton / 45% polyester Fitted Sizes: Small through XX-Large Sizing: Small (7), Medium (7.25), Large (7.5), XL (7.75), XXL (8)