Material] 100% polyester. Soft, comfortable and breathable.[Performance] The adjustable size fits boys and girls aged 5-13 with an adjustable back chest design. Graphic printed on the front.[Product Performance] The fabric is soft, comfortable and breathable, the brim is strong and textured, simple and undeformed, shade and windproof sand, durable.[Dimensions] Height: 11 cm / 4.3 inches, Collar: 6.5-7 cm / 2.5-2.7 inches. Adjustable 50-55 Cm / 19.6-21.6 inch.[Washing method] We recommend hand washingAre you looking for a beautiful gift for kids who like baseball? These boys and girls hats are suitable for running, leisure outings, going to the beach, going to school, going to the shopping center or everyday wear.