100% High Quality rip-stop TeryleneImportedSnap closureHand Wash OnlyTWO SIZES FIT 2-12 YEARS:Kids sun hat size S:2-5T( head circumferences 19"-20.6"),size M:5-12T( head circumferences 20.6"-21.10").The back adjustable drawstring elastic buckle fits a variety of head shapes.In addition, the hat is equipped with an adjustable chin strap for a windy conditions.Material:Children's sun hat fabric is soft, durable, lightweight, waterproof, quick-drying and comfortable.The inner sweatband will absorb any excess sweat. Both sides of beach hats are made of breathable mesh panels that allow heat to escape and air to flow,give one comfortable wearing experience when wear on head.Adorable design:Fishing hat with a ponytail hole is specially designed,convenient for girls who have long hair,they can pull messy buns or ponytails when wearing it,show off their cute hairstyle while keeping the head cool in summer,foldable side snaps also allow your child to wear the hat in different ways.