This item are masks. Made of , super smooth and comfortable, good for skin. Completely block out all disturbing light, to help you fall asleep easier and engage in deep. for helping you to relax and fall asleep for a truly sensational nights sleep and wake up refreshed. Features - ColorAssorted Color - Material: Polyester. - Size: Approx. 20x10x0.5cm. - Easy to adjust headband, Flexible and durable to surround your head comfortably, the strap is high elastic and easily will not catch your hair. - Completely block out all disturbing light, to help you fall asleep easier and engage in deep. - Encourages a restful sleep and leaves you and your eyes feeling refreshed and stress-free. - for helping you to relax and fall asleep for a truly sensational nights sleep and wake up refreshed. - Improve circulation around the eyes and relieve eye muscle fatigue. Effectively relieves eye dryness, dark circles, eye puffiness. - How to make pad : Hot: Put into hot 80° in 10-15mins; Cold: Put into refrigerator in cold storage level not freezing level for about 30mins. Package list: 3 x sleep masks