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The BSC PREFERRED M751 is a white corrugated mailer designed for shipping small, lightweight fragile items without the need for tape, glue, or staples. Manufactured from 200/ECT-32-B white corrugated board, these mailers fold to create double walls of protection on the front and sides, providing crush resistance during transit. Their lightweight construction helps keep postage costs down while still offering reliable structural integrity. Shipping departments, mailrooms, and fulfillment operations commonly use these mailers for e-commerce returns, parts distribution, and lightweight product shipments. Each pack contains 50 mailers.
These corrugated mailers are suited for residential and commercial shipping applications where small, fragile items require protection without added packaging materials. The self-closing design eliminates the need for additional sealing supplies, making them efficient for high-volume packing environments. Typical use cases include shipping documents, small components, electronics accessories, and similar items that benefit from rigid, crush-resistant enclosures.
Designed as a standard corrugated mailer for shipping small, lightweight fragile items. This product is equivalent to part number S-21591.
No tools or fasteners are required to assemble or seal these mailers. Fold along the scored lines to form the double-wall structure before placing the item inside. Ensure contents do not exceed the interior dimensions of the mailer to maintain proper closure and protection during transit.
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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