VANCROWN Headwear Wide Headbands Scarf Head Wrap Mask Neck Warmer 1. SERIES AND MULTIFUNCTION----With 32 series and 200 designs for you, we designed and modified products geared to the use experience and taste of North Americans. Produces could be worn like as: mask, headband, hairband, Head wrap, bandelet, neckband, armband, waistband, bandana, scarf, handkerchief ,hat& more(12-in-1). 2. KNITTING MATERIAL---- (100% Polyester Microfiber)--Permeability (GOOD), Flash Drying (GOOD), Warm Keeping (NORMAL), Sweat Absorption (GOOD), Softness(GOOD). 3. SIZE----Length x Width(Flat)=18.8x9.4(Inch) =1.56x0.78(Feet)=48x24(CM), High Stretchable suit to head circumference 21.25 to 25 Inch(54 to 64CM), Thickness:0.5MM. 4. TEST PASS----Produces have pass several test of SGS(Societe Generale de Surveillance) and ITS (INTERTEK). Such as Formaldehyde Test(PASS), Azo Dyes Test (PASS), Color Staining Test with saliva and sweat(PASS) and more test, make sure more healthy and more durable. 5. QUALITY GUARANTEED!----We are promising that the 3-MONTH money back guarantee, please contact us once you find a product received has failed your expectation, our customer service will try our best to respond to your satisfaction.