This Sellotape Invisible Tape is a matt sticky tape that gives an invisible finish when applied to white paper. It can be written on with pencil pen or marker and is invisible when photocopied. Ideal for repairing and joining documents it won't crack or yellow with age. This refill is for use with the Sellotape On-Hand Dispenser (available separately) for hands free wrapping packing and crafting. Each roll of tape measures 18mm x 15m. This refill pack contains 2 rolls of tape.