Koloa Embroidered Wave 3" Logo Classic Cotton Unstructured Dad Hats. Comfortable Cotton Baseball Caps. Made of 100% Cotton for a Great Smooth Texture and Long Lasting Durability. The Koloa Dad Hat Visor is Pre-Curved to Keep your Head Away from Sun Rays. With Adjustable Metal Buckle Back, It is Very Easy to Accommodate Any Hat Sizes. Comes in 42 Color Assortments, The Koloa Dad Hat is a Great Fit for Any of your Daily Outfits.