Easy to install. High strength, high performance, weather resistant.Luminous Effect: Unlike others Photoluminescent products made of cheap materials, grow in the dark tape is brighter after 30 minutes exposure to strong artificial lights, it will be safer, glow longer and will fit better your needs. The luminance green tape can be seen clearly in the darkness. They are all very safe without electricity. They can be pasted on the walls, handrails, stairs and doorsYou can DIY any kinds of patterns by the tape, which gives you a romatic and marvelous feeling at night.Remarks for Application:1.This tape work best on smooth surface, flat surfaces, DON'T apply to ROUGH and UNEVEN wall surface.2.If you are questioning the suitability of a surface,test by applying a small decal to an inconspicuous part of the desired surface and leave for a few days before peeling off.3.If you are applying to newly surface, please allow them to fully clean and free from dust and moisture before using the tape.