Features:Eye Mask 3D Luxury Reusable Relaxing Night Travel Sleep Blackout Sleeping Eye MaskEye mask 3D design is perfect match the curve of eyes and nose.Made by skin friendly polyester fabric and high quality sponge insert.Elastic strap, you can adjust the size as you need.Zero Pressure to your eyeball when wearing. 100% light blocked.Specification:Eye Mask Size: 23x9x1.2cmSize: extendable/resize-able to to fit any size headMaterial: PolyesterPackage Included: 1 x Eye MaskEye mask washing: Regarding the recent problem of the surface cloth falling off when washing the eye mask, please reiterate it again, please wash it with water, do not soak it for a long time, and do not rub it hard Dry in a cool and ventilated place.The eye mask itself is not dirty, there may be some invisible dust and smell, but as long as it is washed with water a little, do not use ordinary washing methods to clean the eye mask.Warm Tip: If the eye mask is washed, it will easily cause deformation of the eye mask and affect the service life.