Material: 100% Cotton ONE SIZE FITS MOST: Casual style suitable for men and women.One size fits most adult head circumference 22-24inch. SUN PROTECTION & WATER REPELLENT: super lightweight and breathable for summer days wear, large wide brim will provide enough sunshade to your face and neck ,UPF50+ UV sun protection hats will block 97% harmful sunrays SHAPE: Summer sun hats with Wire-edged brim can be up and down easily ,you can reshape your own style and the hat is stiff and sturdy enough to hold it shape PACKABLE & LIGHTWEIGHT: The hat can be folded in half, easily carried inside your bags. Great choice for regular daily use and outdoor activities especially like bush walking, fishing, hunting, camping, cycling, baseball, golf, tennis. Four different ways to wear a hat QUALITY GUARANTEE: We are responsible for our product quality and customer service. If you have any questions, please contact us and we will reply you in 12 hours.