Elastic closureDESIGNED FOR NATURAL HAIR: Our backless sun hat are perfect for women looking to wear their hair naturally and with confidence. Protect their hair from breakage and damage caused by other types of hats!COMFORTABLE:100% light weight cotton cap,inner lined with a sweatband, keep your head dry and fresh.FLEXIBLE ??SCRUNCHIE?? DESIGN:The elastic, scrunchie-style opening in the back allows for half or all of your hair to go through. Wear in a ponytail or half up.ONE SIZE FITS ALL: Hat Circumference 54-58cm/21.3-22.8,One size fits most adults,even for the kids.A must-have baseball hat for Curly,Thick, Natural Hair.