1. Using quick-drying mesh fabric, moisture wicking, breathable and comfortable
2. Sun-proof and dust-proof, with elastic band, comfortable to wear and not tight
3. Applicable age: adults
4. Applicable gender: both male and female
5. Applicable scenarios: cycling, climbing, hiking, sports, etc.
6. Size: free size
7. Suitable for head circumference: about 56-61cm
