1. Material: polyester, light, soft and breathable. UPF 50+ UV protection.2.Size: One size fits most people (56-58cm = 22"-22.8" head circumference)3. Features: foldable, packable, compressible, portable and lightweight. Easy to carry. Protect your eyes and face from the sun's harmful UV rays. Can match with many styles of clothes. This sun hat is a great dress and travel accessory.4. Occasion: Suitable for beach, cycling, shopping, fishing, park, hiking, camping, travel, everyday wear, hunting, gardening or any outdoor sports and activities . Not only does it block out the sun, but it's also popular in outdoor recreation.