Flat top hat for spring and summer outdoor leisure sun protection and shading duckbill hatbig head circumference military hat

Material: 100% cottonSize: AdjustableHat length: Hat circumference 55cm/21.65in-60cm/23.62inSuitable age: 12 years old and aboveColor: Black, navy blue, military green, grayStyle: Solid colorUsage: Sunscreen, sunshadeApplicable venues: mountain climbing, outdoor activities, sports, cycling, and playing ball .......Style: Adjustable hat, soft top for comfort, hand washableGender: unisexSeasons: Four SeasonsPacking list: 1 hatWholesale: SupportManual measurement may have a measurement error of 1-3cm. (Hope you can understand)