Size:24*40cm Material:Polyester ice silk Headband Unisex 1. Using ice mesh fabric, soft and comfortable, good elasticity, no deformation, no ball, light and breathable, keep skin dry at all times. 2. Adopting thermal transfer digital printing technology, it is vivid and clear without odor and does not fade. 3. It is not easy to collapse the line, more resistant to wear, and more beautiful. 4. Hanging ear design better fit the face, prevent falling off, suitable for a variety of people. 5. Widely used, dustproof, windproof, suitable for outdoor sports such as cycling and fishing. Function: Dust-proof, anti-fog,Can filter particles in the air.