High quality: The sleep eye mask is made of high-quality natural mulberry silk, which is light in weight, soft and comfortable, and has a smooth surface, allowing you to sleep better every night. Perfect Occlusion: The sleeping mask fits the eyes perfectly, can effectively block light from entering the gap, ensure complete darkness, and provide you with a good midnight sleep environment. Adjustable Elastic Band: Our eye mask uses a highly elastic soft band that comfortably surrounds your head and is not easy to fall off during sleep, suitable for most children and adults. A Great Experience: The natural breathable fiber of silk is suitable for people with dry eyes or insomnia, minimizing facial pressure and improving optimal eye comfort. Ready to Use: This soft silk eye mask provides you with a good sleeping environment in travel, home, hotel, train, airplane and other occasions. Material:Silk Size :20*10cm Colour:Black Closure type:Elastic Band,Adjustable Package; include:2*Black Eye Mask