Scotch(R) Magic(TM) Tape In Dispensers, 3/4in. x 300in., Pack Of 4 Invisible when applied and won't show on copies; ideal for permanent paper mending Write on it with pen, pencil or marker; pulls off the roll smoothly and cuts easily; very reliable and photo-safe Each tape is 3/4" x 300" with a 1" core; 4 rolls, each on a refillable dispenser