The Duck Brand invisible tape is a premium quality acetate tape, featuring a quality matte finish for invisible paper mending, sealing, and gift wrapping. It is acid free for archival applications and is CKOK approved for photo and scrapbooking projects. The 3/4-by-650-Inches tape has a writable surface that will accept ball pen, pencil, or marker. These refill rolls come 3 to a pack and are each 3/4 Inch wide and 500 Inches long. A handy, disposable dispenser is included.