Natuworld Fashionable Solid Color Cotton Round Brim Fishing Bucket Hat Outdoor Travel Sun Hat Cap - Various Colors Material: Soft Cotton One size ,best fit from 23" - 24" head circumference With cord lock strap around the hat to adjust size and added style,detail 4 Grommet eyelets with mesh screen for breathable Great for all summer outdoor activities(Fishing, Camping, Hiking, Beach, Picnics.etc)