One size fits all; 19 x 40 inchesnMicro fiber terry fabric; extremely softnMore absorbent and hair friendly than cottonnExtremely Absorbent, Soft and Perfect For Everyday Hair CarenOur bamboo terry headwrap is made from one of the most absorbent natural fabrics available. Our microfiber terry is extremely gentle to hair and skin. This bamboo / cotton quick wrap is superior to the average bulky and awkward towel.