The reflective is made by high reflective glass beads. It's high retro-reflection,excellent visibity Item NO#BA3100P SeriesGrade:Advertisement Grade Reflective FilmDescription:PET surface filmSprcificion:1.24m*45.7m/roll, 1m*50m/rollColor:white,yellow, red, green, blue, orange, brown, blackFeature:Untearable, Unprintable, Easy for computer cuttingApplication:Commercial signs, Safty Signs, etc ...