【Professional Sports Fabric】These sports headbands are made of 75% nylon and 25% spandex. They're soft and flexible, but firm enough to hold comfortably in place all day, fitting everyone size and shape. 【Superior Moisture Management】Unique mesh design bring fresh feature. provide maximum breathability and wick away sweat. 【Easy To Clean】Durable use and quick drying. It can be reused and washed many times not easy to deform