... film and water-based acrylic adhesive.Diameter of inner paper core: 32mm, 38mm, 42mm, 50mm, 76mmThickness:35 38 40 42 45 ... :12mm 15mm 16mm 18mm 19mm 24mm(1 plastic core) 12mm-60mm(3 paper core)Color:clear,yellow,goldenPacking:8/10/12pcs/shrink ... ,480/600/800pcs/ctn. Office adhesive tape with plastic core