High Quality: Our womens /mens sun hats make of breathable 100% Nylon fabric, they are soft, comfortable, quick-drying, and the summer outdoor hiking /gardening /fishing hats provide UPF 50+ sun protection, block 99% of harmful UV rays.They help you stay cool as you enjoy your outdoor activities in the sun. Foldable: The women bucket sunhats can be folded in various styles, so it is easy to carry the lady hiking hats in your bag. When you receive the hat,maybe it have slight wrinkles, you can hand wash it and let it dry naturally, or iron it flat with an iron. Perfect Size: Our casual style fold-up hiking sun hats size: Circumference 22-22.8inch (56-58cm), Hat Height 3.9inch (10cm), Brim Length 4.8inch (12cm), Chin Drawstring Length:11.8inch30cm). Shawl length 6.7inch (17cm), One size is suitable for most women. Unique Design: Our wide brim sun hat have a windproof cord with a locking toggle , and ponytail Hole, adjustable head size drawstring,it can be firmly worn on the head even in big windy days.And our UV sun caps have a 4.8inch wide brim with extra shawl back coverage,much better to protect your face and neck on whole summer. Use Widely: Our windproof, breathable ultra-light women/ men's beach sun hats fit summer outdoor activities in the sun, such as fishing, hiking, camping, hunting, golf, gardening, cycling, travel, boating, picnicking etc.