[Material] Smooth and comfortable, easy to clean, comfortable to wear, helpful in relieving eye nerves and relieving eye fatigue. Features : The elastic band design of the eye mask has good stretchability and is suitable for the area around the head of most people. Interesting sleep goggles do not move or fall off during sleep. Deep Sleep Experience : This blindfold can block out light, ensure darkness, and provide a good environment for sleep. There is no pressure or tightness when wearing eye masks. Application : Suitable for travel, home, hotels, trains, airplanes, and places with light interference, providing you with a good sleep environment in the absence of light, which helps you fall asleep faster. Set : A set of 4 cute sleep goggles. These children's eye masks are very cute and unique, deeply loved by children and girls.