Floor marking tapes are adhesive tapes used to mark hazards, divide spaces, create aisles, or provide directions. They are commonly used in industrial and manufacturing facilities for floor marking. They are made of multiple different materials, including PVC and vinyl, and vary in thickness from 5-mils to 55-mils for a wide range of durability options for manufacturing facility floor marking. The best floor marking tapes are usually 50 to 60 mils thick.Some tapes are made with higher reflectivity and may even glow in the dark.