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The BSC PREFERRED MFL24186K is a kraft corrugated mailer box designed to protect documents and flat materials during shipping and storage. Built from 200/ECT-32-B corrugated board, this mailer features protective side flaps and a front outside tuck closure that secures contents without tape, glue, or staples. Assembly takes seconds, making it practical for high-volume packing environments. Each pack contains 25 mailers. The kraft construction provides a sturdy, lightweight shell suited for mailing critical documents, certificates, photos, and similar flat items that require rigid protection in transit.
This mailer is used in mailrooms, warehouses, print shops, and office distribution centers where flat documents need reliable protection. The self-locking tuck closure speeds up pack-out on busy shipping lines. Sold in packs of 25, this product is appropriate for recurring supply orders. The ECT-32-B edge crush test rating confirms the corrugated board meets standard stacking and compression requirements for light-duty parcel shipping.
Designed as a standard corrugated kraft mailer for flat documents, certificates, photos, and similar rigid-protection shipping applications.
No tools are required to assemble this mailer. Fold along scored lines and tuck the front closure to secure contents. Store flat stock in a dry environment to preserve board integrity before use. Check local carrier guidelines for maximum dimensions and weight limits before shipping.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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