Elastic closure ?? AIRY VENTED MESH, VERY LIGHTWEIGHT ?C nylon sports mesh material bouffant cap. If you are looking for a hat cooler than the usual cotton hats worn for kitchen work. This hat does the job nicely. ?? 3 INCH WIDE SWEAT BAND – a good item to keep you comfortable during grilling and the sweat out of your eyes.Super fashion hat for four seasons, high quality mterial, breathable, comfortable. ?? ADJUSTABLE ELASTIC ?Cwith elastic in the back.Definitely one size fits all, even you have large head or thick long hair. ?? NO MORE STRAY HAIRS ON DINNER PLATE ?C the whole design is to be built around comfort and functionality. it controls your messy hair meanwhile let the occasional breeze waft over your head. ?? MULTIFUNCTIONAL AND VERSATILE ?C they are good for restaurant chef, catering waiter/waitress, industrial workers,kitchens, hotels etc.