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The BSC PREFERRED M632K is a self-closing kraft corrugated mailer designed for shipping small, lightweight, and fragile items without the need for tape, glue, or staples. Constructed from 200/ECT-32-B kraft corrugated board, these mailers fold to create double walls of protection on the front and sides, providing crush resistance during transit. The lightweight construction helps keep postage costs low. Each pack contains 50 mailers, making them a practical stocking item for shipping departments, warehouse operations, and fulfillment centers.
These mailers are suited for e-commerce, retail, and general distribution environments where frequent small-parcel shipping is routine. The self-sealing fold design speeds up the packing process by eliminating the need for additional sealing materials. Typical applications include shipping jewelry, cosmetics, electronics accessories, and other compact fragile goods. The 200/ECT-32-B construction meets standard single-wall corrugated strength ratings appropriate for lightweight product protection.
Designed as a standard kraft corrugated mailer suitable for small, lightweight parcel shipments across general packaging and fulfillment applications. This item is equivalent to part number S-18149.
No tools or additional sealing materials are required to close these mailers. Fold along the pre-scored lines to engage the double-wall closure before inserting the product. Ensure contents are properly cushioned as needed before sealing. Store flat in a dry environment to maintain board integrity.
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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