Product Description 1.GOOD MATERIAL: Made of high-quality silk. super-soft, super smooth environmentally and economic silk offers the breathable, cool relaxation of the soothing masks.Most gentle care to your eyes. 2.Light weight silkly soft sleep mask. It is ergonomic designed by relieving stress and relaxing muscles. providing the best experience of sleep. let you enjoy a comfortable life. 3.Easy to adjustable and headband won't tangle hair.No chemical smell and generic size,So it suitable for Men/ Women/ Children 4.HELP SLEEP: To create a good sleep environment, can cover the light irradiation on the eyes, eliminate interference, so that you have a comfortable, quiet sleep. At the same time, can promote blood circulation eye, slow eye congestion, prevent dark circles, bags under the eyes. 5.Also an excellent gift for family ,friends, shift & night worker who need deep, uninterrupted sleep and wake up refreshed.