You can breathe smoothly and comfortably if you wear this headgear because it has breathable surface design. And it can help you lessen the damage that the sunlight, dust or other particles cause to you. You can easily get fashion accessories since it is very easy to fix on your head and never fall on the ground easily. So even on a windy day, you don"t have to worry about it will be blowing away with the help of this sun cap. It is constructed of polyester material. The head circumference is 56-57cm. It is suitable for wearing to camping, hiking, desert adventure and forest adventure, etc. Item Name: Outdoor Hat Scarf Material: Polyester Style: Outdoor Gender: Unisex Seasons: Summer Features: Windproof Strap, Full Protection, Breathable Size Details: Head Circumference: 56-57cm/22.0"-26.4" (Approx.) Notes: Due to the light and screen setting difference, the item"s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Outdoor Hat Scarf