Scotch 371 Polypropylene Packaging Tape 48mmx66m Clear (Pack 6) 7000095476 ScotchÆ Box Sealing Tape 371 securely closes a wide variety of box and carton materials, including corrugated fibreboard. The moisture-resistant polypropylene backing resists abrasion, chemicals, and scuffing to hold strong throughout the shipping process. It easily conforms around edges and on rough surfaces to provide a lasting hold.