LightDims and White Dims (Small Shapes, White Dims) Yes, WhiteDims are the perfect solution to dim/soften overhead ceiling lights without making the room too dark. If the lights are still too bright simply add another layer of White Dims. Dim 15-30% of light from annoying bright LEDs on electronics and appliances in the home, office, or car. Easy to use, just trace, cut, peel and stick. Self-Adhesive does NOT leave any sticky residue when you remove them. 2 sheets of 9cm x 22cm LightDims White Dims allow you to continue to view the light without flare and glare at a reduced brightness.