Quantities: 4 pack eye mask sleeping of 3D night bindfold. Size: 21cm x 8.1cm. Colors: black, dark blue, red, gray. Quality sleep: blocks out all light and completely black. 3D eye masks for sleeping: 100% block out light. Blindfold for men women: ultra-thin sides for side sleeper. Washable: no pressure washing machine. Breathable: comfortable & super soft masks material. Widely used: suitable for travel, nap,yoga,etc.Best Sleep Tool: Washable wonderful. Ideal for sleeping, traveling, Yoga, shift work, meditation, napping, etc. Coming in 4 pack eye covers for sleeping, enough quantities to share them with your partner, friends during the travel, camping, parties at home, indoor & outdoor. Comfortable & Breathable: The soft smooth fabric cover all around the eyes, but let you don’t notice there is something on the face. No pressure against the eyes, very comfy, cushiony, eliminating fatigue. Velcro are adjustable, don't tangle the hair. Fitting Well: There is a gap in the middle of the eye mask, this added feature is to adjust the bridge of nose, perfectly match nose of any height. Having more padding around eyes, thick but still lightweight on the face. Fitting perfectly, not too tight or too loose. Both Tilt Sides Design: Avoid moving and reduce the pressure on the temples. Perfect for all sleeping positions, such as sleep on the back, side or stomach. With the good quality sponge, the 3D sleep masks are skin-friendly& odorless, hard to deformation and break. Pretty Cool 3D Indentations: The cups of sleep mask create enough space above the eyes, not touch the eyelashes and eye makeup. Compare to the flatter mask that easily let light in around the nose, this blindfold of human engineering contour can completely block out the light and change the quality of sleep.Best Sellers Rank: See Top 100 in Health & Household. Product Care Instructions: Hand Wash Only. Number of Items: 4. Unit Count: 4.00 Count. Age Range (Description): Adult. Brand: AccEncyc. : B0BJV99B6D. Manufacturer: AccEncyc. Date First Available: October 20, 2022. Package Dimensions: 8.98 x 6.38 x 1.42 inches; 1.76 Ounces.