4-Pack Travel Sleeping Eye Mask Cover Rest Sponge

4 x Eye Masks Color: Black Material: Sponge Specification: LxW/25x10CM Eye sockets size: 4CM(Diameter) Head circumference: 56-63CM -Uniquely shaped 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. -Naturally hypo-allergenic: Great for allergy sufferers and aches and pains, itchy skin and may aid blood circulation and digest.