Reflective tape for styling and visibility. Easy to apply, peel of backing paper and stick at desired location. Can be used on motorbikes and bicycles and also on car rims fits upto 18" rims length is good enough to cover both rims both sides. material : vinyl adhesive tape backing for easy fit. Tape is a straight cut and has to be curved during application, reflective means tape will reflect back light shown to it in darkness, will not glow on its own. To check remove a picture using flash in darkness.