Light reminder: the adhesive tape with green fluorescent film glows in the dark. This makes it easier for you to notice the edge of the running board to prevent slipping and falling at night. Prevents Slipping: The tape is made of 80-grit aluminum oxide that creates durable, superior traction on the slippery area. So you don't have to worry about slipping and feel safer going up or down stairs. Permanent, Residue-Free Adhesive: High-quality glue that resists cracking or fading 'chipping. Additionally, if you choose to replace or reposition the tape, there will be no residue and no damage to your floor. Suitable for: Ideal for highlighting the edges of stairs and floors. dangerous steps. Such as loading ramp edges, cellar stairs, cinema steps, bunk beds, stairs, ladders, garage and all other potentially dangerous areas. Application and size: easy to install and use, just peel off the film and roll up the bubbles; size : 50mm wide x 10m long, luminous. Note: The data is all measured manually, please allow 1-3cm error due to differences in light and display, it may may be color differences, please refer to the actual item received.