●Size: One size with ribbon tie , adjustable to fits for most women ●With the button around ear side that you can avoid the straps of masks to make your ears hurt or get wrinkles on face. ●Sweatband Design for Absorbing Moisture to Keep You Dry ●100% high-grade cotton fabric, light, comfortable & breathable ●For long hair, the ponytail pouch helps you adjust your hair, makes you look professional and brisk