18x24 Kraft Self-Seal Stayflats Plus Mailers 50/Case RM11PSK
$97.83
/ case of 50$1.96 per mailer
Request bulk pricing
Ships from the nearest of 5 US warehouses · freight calculated at checkout
30-day returns on stock items · Return policy
Inside dimensions
18" × 24"
Board / material
.028 Chipboard
Color
Kraft
Freight class
Class 60
Specifications
| Inside dimensions | 18" × 24" (L × W) |
|---|---|
| Board / material | .028 Chipboard |
| Color | Kraft |
| Sold as | Case of 50 |
| Order in multiples of | 50 |
| Case weight | 32.88 lb |
| Outer carton (shipping) | 27.0 × 18.5 × 5.5 in |
| LTL freight class | Class 60 |
| SKU | RM11PSK |
About this item
SKU RM11PSK — 18" × 24", .028 Chipboard, Kraft. Sold as a case of 50, shipped from US warehouses.
18x24" kraft self-seal chipboard mailers in rigid chipboard, packed 50 per case (SKU RM11PSK); this is a second listing of the same BOX case stock at the same price.
Sized for shipping and fulfillment work; the self-seal closure needs no tape. Order by the case of 50.
Common questions
Do these mailers require additional stiffening material?
No. The.028 kraft chipboard construction provides sufficient rigidity for protecting documents, photos, and most merchandise without requiring foam inserts or additional stiffeners, reducing material costs and prep time.
How does the peel-and-seal closure work?
Simply peel back the adhesive strip backing and press the flap down firmly for an instant, secure seal. The integrated pull-tab tear strip allows recipients to open the mailer cleanly without damaging contents.
Will these mailers reduce my shipping costs?
Yes. The lightweight kraft chipboard (.028" thickness) helps minimize dimensional weight charges compared to heavier protective packaging, while the flat format optimizes USPS, UPS, and FedEx rating dimensions.
Are kraft stayflat mailers environmentally friendly?
Yes. These mailers are made from recyclable kraft chipboard, supporting sustainable packaging practices and appealing to eco-conscious customers without sacrificing protection or presentation.
Order support
Questions on specs or freight?
Send the SKU, quantity, and delivery ZIP and we will confirm specs, availability, and freight before you order.