Specialty Tape Converting offers 3M Scotch 375 Box Sealing Tape. One of the strongest tapes in the marketplace it features a polypropylene film backing with pressure-sensitive hot melt rubber resin adhesive. 3M 375 meets CID A-A-1684B and ASTM D5486 Type III and is considered water-resistant as per ASTM D5570.3M 375 is a heavy duty box sealing tape, also known as packing tape or adhesive tape, is designed to securely seal heavy weight or over-packed cartons and packages for shipping and handling. The tape's high strength combined with its quick stick and resistance to splitting or tearing makes it popular for overseas and export shipping. The tape can be applied with a portable hand-held dispenser or stationary definite length dispenser.