1. Cool touch, quick-dry perspiration, balance body temperature
2. The front is wide and the back is thin, non-slip and not tight
3. Using cool black technology fabric, three layers of fibers, two layers of woven, like a small air conditioner on the skin, to achieve rapid cooling effect
4. Double-layer fabric, increase the contact area, and absorb sweat more strongly
5. Large size of 24 x 8 cm, wraps small broken hair and keeps practice focused
6. The hair band is elastic and can be worn by both men and women, and it will not deform when stretched
7. Fabric: 45% polyester 55% nylon