King Star Unisex SOID Plain Adjustable Baseball Cap Hat Dad Hat, Low Profile, Long Brim. 100% Cotton With High Performance Cotton Head circumference:55-60cm/21-24inch, Adjustable Metal Buckle Back Closure, Great Fit for All Head Sizes A Fused Hard Buckrum Sewn Into the Front of the Crown Provides Excellent Structure and Helps Maintain the Original Flexfit Shape Our blank caps provide you with a simple style that you can wear casually in any occasion and under any circumstances.