● 100% Polyester ● Drawstring closure ● Wide brim UV protection: UPF50+ protection. Wide brim ensure to Keep your face and neck away from harmful UV rays. ● Unisex and One size fits most adults: unisex design for men/women. Suitable for most adults’ head circumference from 22"-23.7"(56-61CM). With adjustable springy drawstring, you can adjust the size of hat. ● Breathable Mesh vent and light weight design: the mesh vent around keep your head cool when you are outdoors for fishing, hiking, camping, travelling, etc. Light weight design makes it convenient to carry for outdoor activities. ● Comfortable wearing: Polyester material performs well enough in moisture wicking and dry very quickly, which provide comfortable and cool wearing when you are sweating in hot weather. ● Wind-proof design and waterproof: Adjustable Chin strap with an adjustable drawcord toggle and strong stitch make sure that the hat won’t be too flimsy or droops horribly, keep it in place when it’s breezy day. It is made from superior material polyester, which provides waterproof ability.