Made from 100% Soft microfiber polyester that is breathable, very stretchy and fits most head sizes to keep you comfortable no matter what you are doing. Designed to wear in 13+ different ways: A face mask, bandana, headband, balaclava, beanie, wristband, hairband, neck gaiter, hood, head wrap, neckerchief, and any way you can dream up! Stay protected from sun and dust while you are out on your adventures! Whether that be clubbing, exercising, hiking, camping, running, festival going, biking, concert attending, motorcycle cruising, raves, long walks, basically anything indoor and out!Size: Natural length and width: 20 inchX 12.5 inch. High stretchable circumference is about 30.25-23inch. Thickness:0.5MM.