1、MEMORY FOAM: Light blocking eye mask is made of slow rebound memory foam with 3D moving pieces that move up, down, left and right. 2、3D CONTOURED CUP: Sleep mask features a 3D contoured design that relieves any pressure on your eyes while allowing them to breathe freely. Keeps you free from puffiness, dry eyes or headaches. 3、LIGHT BLOCKING: Contoured to fit different nose shapes and block out light to create a comfortable sleeping environment for optimal relaxation. 4、MESH DESIGN: 3D sleeping eye mask is made of breathable material with mesh design, no need to worry about breathing restriction, more comfortable to use. 5、LIGHTWEIGHT DESIGN: 3D sleeping mask adopts lightweight design, which will not add burden to your eyes and let you sleep peacefully all night long. 1 x 3D Sleep Mask Item Type: 3D Sleep MaskMaterial: Memory Foam Function: Helps Sleep, Shades