Laser-perforated side & rear panels for breathability ensure stay cool,features a floatable visor,to keep will not lose hat in the water ever again, hats Sturdy structured front panels and mid crown to maintain shape for long-lasting wear, hats snapback is made mid-fit constructed and maximizes head comfort while maintaining proper balance,The hat circumference 21⅝" ~23⅔", the flowing cap sizes 6⅞"~7½" are suitable for wearing by adjusting the strap,suitable for men / women / teenagers ,suitable for surfing,boating,running, hiking,fishing,cycling,camping,golf,tennis,travel,beaches,family outings, sports events.