From - DaTong Tech

　DaTong Technology Corp.

3M Tape : 

3M Magic Tape

3M 810 Scotch Tape

1/2" x 36 yards

1/4" X 72 yards  (3" core)

3/8" X 72yards    (3" core)

Frosty "Magic Tape" turns invisible once applied. Premium all purpose office tape. Won't show on copies. Can write on with pen, pencil or marker. Leaves no residue. Frosted acetate backing with acrylic adhesive. Dispenser: For 1" core, use C-38