DescriptionThe item is a novelty and practical sleep mask, which is made of polyester with secure cord and closure, and features unique 3D shaped to allow free eye movement during your REM sleep cycle. It can well block out ambient light without touching your eyes, to give you a restful sleep and leave you and your eyes feeling refreshed and stress-free. Therefore, it is really a wonderful sleeping eye mask for choice.Features- Color: mainly black.- Material: polyester.- Size: 23.5*8.5cm.- Elastic total length: about 27cm (10.6-inch) (when the elastics are connected and not stretched).- and 3D Sleeping Eyeshade Eye Mask Sleep Mask Blindfold.- Unique 3D shaped design to allow free eye movement during your REM sleep cycle- Encourages a restful sleep and leaves you and your eyes feeling refreshed and stress-free- Completely blocks out ambient light without touching your eyes- Perfect for those prone to tired, puffy eyes.- Suitable for both home, office and travel use.