1. The back is designed with ventilation holes, ventilation is cool and not stuffy 2. Ice silk fabric, dry and breathable, comfortable and skin-friendly 3. With adjustable elastic elastic band, it is comfortable to wear on the hat and not tight 4. Anti-ultraviolet, wear-resistant and anti-wrinkle 5. Applicable gender: both men and women 6. Material: ice silk fabric 7. Size: one size 8. Weight: about 50g 9. Description: only the mask, without the hat in the picture
