12 inch or 18 inch - 2 digit number set includes one each of 00-25 (as pictured to the left) Comes on 26 individual sheets of durable reusable 60 mil (1/16 inch thick) plastic. You can also add on the following items to make your job easier: (item # CC0015M): A single digit matching set to add on numbers (item # CC0016M): 2 digit holder for overspray (item # CC0017M): 3 digit holder for overspray (item # CC0018M): 4 digit holder for overspray This number stencil set is used by many parking lot stripers for condo complexes factory parking lots malls or warehouses needing a quick way to paint 23 and 4 digit numbers. With 00 through 25 as single sheets painters only have to add a single digit to the beginning or end to complete a spot. The background boxes prevent unwanted overspray and line up all digits straight. This number kit is a great investment for any pavement contractor or line striper and will last for years.