Easy to Install with Roller Included - Anti slip tape measures 2 InchX16.4 Foot a perfect size for all your needs. Simply cut out a piece of any size, peel the protective film, and apply the tape on a clean surface. Then press firmly with the roller. That’s so easy! Finally, kind tips: after the non slip tape is unpacked, it must absorb light in a bright place for more than 20 minutes before it glows in the dark.