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The BSC PREFERRED M38266 is a jumbo one-piece corrugated kraft mailer designed for shipping framed posters, artwork, and other large flat items that standard mailers cannot accommodate. Built from 200/ECT-32-C kraft corrugated material, this mailer offers a rigid, economical protective shell suited for transit. Pre-scored at multiple depths, each mailer adjusts from 1 inch to 6 inches deep without cutting or additional tooling. Sold in packs of 20, this SKU is intended for shipping departments, warehouses, and fulfillment operations that regularly handle oversized or irregularly sized flat goods.
These jumbo mailers are well suited to residential and commercial fulfillment environments where framed art, large prints, posters, or similarly sized flat products require secure, custom-depth packaging. The multi-score design eliminates the need to stock multiple box sizes for varying product thicknesses, reducing packaging inventory overhead. Shipping departments handling e-commerce or wholesale distribution of art, photography, or print goods will find this format particularly practical for irregular run volumes.
Designed as a direct equivalent to part number S-5597. Suitable for shipping framed posters, artwork, and similarly sized large flat products requiring adjustable-depth corrugated mailer packaging.
No tools required for assembly. Place the product flat in the center of the open mailer, fold the scored side panels inward to the desired depth increment, and seal all seams with pressure-sensitive or reinforced tape. For heavier framed items, apply tape along all folded edges to ensure closure integrity during transit. Follow carrier packaging guidelines for weight limits and stacking restrictions when palletizing packed mailers.
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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