Skydume Elastic Cotton Multi-function Head Scarf Headband Head wrap Yoga Headbands for Women Sports or Fashion, or Exercise Material: High elastic cotton. Unisex headband, stretchy, breathable material. Size: approx. 24cm*16cm(9.45*6.30inch)/3.5cm(1.38inch). Inner perimeter: approx. 49cm(19.29inch). Fit for head circumference: 50cm-68cm(19.7-22.83inch) Moisture Wicking design fit for most sports. Moisture Wicking design fit for most sports.