1. Material: polyester fiber
2. Block out the dazzling sunlight while riding to prevent ultraviolet rays from burning the eyes
3. Dense mesh fabric, breathable and sweat-wicking, comfortable riding
4. Elastic shank, adjustable design, comfortable and not strangling the head
5. Use with a helmet to effectively block sweat
6. Weight: 25g
7. Head circumference: 52-62 cm
