3MT021200-19280 / 021200-19280 TAPE BOX SEALING 371 72MM X 100M 3M™ Scotch® Box Sealing Tape For a good, tight, general purpose seal, Scotch® Box Sealing Tape 371 seals single wall corrugated cartons or bundles a group reliably. Featuring a polypropylene backing for tear resistance, its pressure-sensitive rubber adhesive offers a quick, moisture-proof seal. Scotch® Superior Performance Box Sealing Tape 375 is ideal for heavy, high-value, over packed or under packed boxes. Extremely versatile, it provides a strong seal for demanding situations and meets US Postal regulations. All tape is clear and sold individually.