The Bontsu Seamless Multifunctional Headwear is 100% microfiber polyester, moisture wicking and quick drying. You can enjoy using it as a headband, face shield or neck gaiter from protection from the weather, sun and wind. Can also be worn as a wrist ban, bandana hair scrunchie or sweatband. UV Protection 10-15 SPF. 9.8” W x 18.9” H