Memory foam, soft and comfortable. 【Complete light blocking】The latest ergonomic sleeping mask, upgraded nose hollowing and 3D contour, fits tightly to the face, completely blocks light, and does not press on the eyes or face. Promotes longer deep sleep. 【Great for side sleepers】The ultra-fitting thin side allows you to get maximum comfort when sleeping on your side, back, and stomach. Minimizes pressure on the temples and blocks light from all sides. 【Pressure-free eye sockets】The wider 3D eye mask provides more space so that you can blink freely. It does not press on the eyelids or eyelashes like a flat silk sleeping mask. Zero pressure on the eyes, no need to worry about makeup smudges. 【Soft and breathable】Slow rebound memory foam with air hole design allows the skin to breathe naturally. The light, cool and smooth fabric feels refreshing and never stuffy. 【Fully adjustable】The elastic buckle strap is easy to adjust to let you sleep comfortably. Suitable for boys and girls with different head shapes, it will not snag your hair. 【Warm Tips】Please hand wash with water below 40℃ before first use to achieve better use effect. Do not bleach or iron. When wearing a sleeping mask, the specific position of the headband depends on comfort and eye level.