Made of cotton blend fabric. Soft, breathable, well stretchy and comfortable to wear.One size with natural stretch fits most small head and large head size.Dual-use casual beanie hat,solid color design, can be used as scarf, bandana neck gaiter, even decorative headband.The skull caps are trendy head wraps formen/women and boys/girls in spring, summer, and winter.Suitable for outdoor shopping, cycling,yoga and keep warm. It also can be used as a night sleepling cap.