Material: Satin. Smooth and shiny, feels like silk, very comfortable to wear, stretchy wide bandA variety of colors are available, environmentally friendly dyeing, anti-static treatmentThis chemical hat can be worn in many different ways and is easy to use. Suitable for everyday wear, hair accessories, nightcaps to protect curly hair, also suitable for cancer patients and people with hair lossKeeps your style looking fresh, prevents hair loss, and wakes up with no frizz/bedhead.Product color: blackProduct size: inner length 18cm, outer length 29cmShipment Quantity: 1 piece”All of our products go through strict quality checks.If there is any quality problem or you are not satisfied with the productcontact us. We will give you the best solution. “