This is the preferred tape for offices, homes and schools. It's invisible when applied and won't show on copies. This is an ideal tape for permanent paper mending. It can be written on with pen, pencil or marker. It pulls off the roll smoothly, cuts easily and is very reliable.Details: Matte finish3/4" x 650" (19mm x 16.5m) roll size12 rollsInvisible when appliedPhoto safe