material made this product durable and use. There are many of sleeping cap, it can protect your hair, keep your hair neat when you sleep and this material is no stimulation to your skin and control hair oil. There is enough room in the bonnet to keep your hair from being mash. This chemotherapy with elastic suitable for most people. Features - Colour: Khaki. - Material: . - Size: About 18x14x1cm. - Made from material for durable and use. - Can protect your hairdo, keep your hair neat when you sleep. - There is enough room in the bonnet to keep your hair from being mash. - The size is very big it just molds around your head circumference. - Hand wash, or machine wash cold in , separately from other items. - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you! Package list: 4 x