Best Materials: Fluorescent tape made of PP and luminous film with durable and stable. Good Performance: Short storage time, high luminous intensity. Glows for 6~8 hours when exposed to direct light for at least 20~30 minutes. Easy to install: 5mx10mm, self adhesive design easy to install, easy to use and cut and easy to peel off. Multifunction: Fluorescent adhesive tape for marking dangerous areas such as stairs, corners, uneven surfaces and poorly lit areas. Suitable for night operation, stairs, walkways, position tables, theater stairs warning, switch control positioning. Easy to Use: Before using it, please make sure the surface is clean and dust free, sticky to any surface such as: glass, wood, fabric, fiber, plastic. Easily peel off with no residue. Specification: Material: PP Size Chart: 1cmx500cm/0.39inchx196.85inch Package Includes: 1 Roll Luminous Tape Note: Please allow slightly errors due to manual measurement and different monitors.