Material: 100% Microfiber Polyester. Size: App Length 50 cm, width 25 cm (ONE SIZE FITS MOST!) They feature a super stretchy fabric that accommodates most head sizes (adults & kids). MULTI-FUNCTIONAL HEADBANDS – 12+ ways to wear it – neckerchief, headband, wristband, mask, hair-band, balaclava face mask, face scarf, seamless mask, beanie, bandana, mouth mask, and more. How to use the headband please see our Instructions on the package.Perfect gifts for anyone with its multiple functions. Perfect design, eye-catching patterns, highly stretchable, light weight, breathable, seamless, comfortable and dry quickly. Suitable for both casual and sports usage. Package includes 6 PCS seamless headband bandanas as you can see in the picture,you can choose different series as you like. They can meet your different needs.