Carl&rsquo;s FlexiWhite Projector Screen Material (16:9 | 71x126 | 144-in | Rolled) 4K, HD, Active 3D, Matte White, DIY Projector Screen, Dark Rm, Controlled Ambient Light, Tensioned, Raw Pre Cut Cloth Dark Viewing Environment like a Movie Theater 8K/4K UHD/Ultra HD, HDR and Active 3D Ready Tension-Mount/Pull tight evenly in all four directions Dark Viewing Environment like a Movie Theater 8K/4K UHD/Ultra HD, HDR and Active 3D Ready Tension-Mount/Pull tight evenly in all four directions 8K/4K, HD or Standard Projectors Minimum of 1800 Lumens Recommended Short Throw/Ultra-Short Throw possible with fewer chances for hot spots