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The BSC PREFERRED M555 is a white corrugated mailer designed to protect small, lightweight fragile items during shipping. Built from 200/ECT-32-B corrugated board, this mailer folds to create double walls of protection on the front and sides, providing crush resistance without added bulk. The self-closing design requires no tape, glue, or staples, making it a fast, clean option for high-volume packing operations. Each pack contains 50 mailers. The lightweight construction helps keep postage costs down while maintaining structural integrity for typical parcel transit conditions.
These corrugated mailers are suited for shipping operations that handle small fragile items such as electronics components, media, cosmetics, or other lightweight goods. The self-sealing fold design supports fast pack-out workflows in warehouse, fulfillment, and distribution environments. Sold in a pack of 50 units per pack, they are a practical stock item for mailrooms, shipping departments, and supply rooms. The equivalent part number for cross-reference purposes is S-9853.
Designed as a general-purpose corrugated mailer suitable for shipping small, lightweight fragile items across standard parcel carrier services.
No tools are required to assemble these mailers. Fold along the scored lines to form the double-wall structure before inserting contents. Verify that the self-closing flap is fully seated before handing off to a carrier. Follow carrier-specific packaging guidelines for fragile items to ensure transit protection.
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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