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The BSC PREFERRED M933K is a pack of 50 kraft corrugated mailers designed for shipping small, lightweight, and fragile items through standard mail and parcel carriers. Built from 200/ECT-32-B kraft corrugated board, these mailers offer a reliable crush-resistant structure suited for everyday fulfillment operations. When folded, the design creates double walls of protection on the front and sides, adding structural integrity without requiring additional packaging materials. No tape, glue, or staples are needed to seal the mailer, which speeds up packing workflows and reduces supply costs. The lightweight construction helps keep postage costs low across high-volume shipments.
These corrugated mailers are used in warehouse, mailroom, and shipping environments where small or fragile goods need protection during transit. They are well suited for e-commerce fulfillment, parts distribution, and direct-mail operations. The self-contained folding closure makes them practical for packing stations where speed and simplicity are priorities. Each pack contains 50 mailers, sold as a single unit of measure.
Designed as a general-purpose corrugated mailer for shipping small, lightweight, and fragile items through standard parcel and mail carriers.
No tools or fasteners are required to assemble or seal these mailers. Fold along the pre-scored lines and close using the built-in locking tab system. Store flat in a dry environment to maintain board integrity before use. Follow carrier guidelines for maximum weight and dimension limits when selecting the appropriate mailer size for each shipment.
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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