Size: 6 Rolls (R) Magic Tape 6 Roll Value Pack with C38 Black Dispenser, 3/4- Inches x 1000- Inches (810K6C38) From the ManufacturerIn 1930, 3M engineer Richard Drew invented an attractive, moisture-proof material to help grocers and bakers seal up their packages. Over 70 years later, tape boasts over 400 varieties sold under the and 3Mâ„¢ brands. Now indispensible in homes and offices, tapes offer specialty and general solutions for many projects--from crafts and gift-wrapping to mounting and everyday sealing.