Those set are 6 rolls of clear package tape with a width of 3", a thickness of 2 Mil. Each roll contains a 110 yards (330 feet) for a total of 660 yards. These tapes provide secure containment and ease of application for the packaging professional. Superior adhesion properties, holding force, tensile strength. The instant adhesion provides an immediate holding power, so you can tape effectively and efficiently. Plus, to save you hassle and frustration, the tape resists breakage during application. Tape stands up to heat, humidity and cold. Consistent, easy unwind to reduce rework due to tabbing. Meets all carriers including US postal regulations including UPS, FEDEX & DHL.