GUARANTEED TO STAY SEALED: Boxes sealed with Scotch Heavy Duty Packaging Tape are guaranteed to stay sealed. (If your box does not stay sealed, 3M will refund the purchase price of this tape. Proof of purchase required. Call 1-800-3M-HELPS). BEST-SELLING: Scotch Brand is America's #1 selling Packaging Tape Brand, based on NPD 2022 full year packaging tape category sales | Scotch Heavy Duty Packing Tape with Dispenser, 1.88 x 22.2 yds, Clear, 6/Pack (142-6) | Quill