2" x 55 Yd 1.9 mil Polypropylene Hot Melt "If Seal Is Broken... " Printed Tape is a polypropylene film coated with a synthetic rubber adhesive system, which offers excellent performance in tensile strength, quick stick, and fiber tear, along with a tight unwind. This tape is also very resistant to moisture, chemicals, cold, heat and weathering. This tape is a perfect product for box sealing and light bundling. This is Used for box sealing, and light bundling.