18x24 Kraft Self-Seal Stayflats Plus Mailers 50/Case
$97.83
/ case of 50$1.96 per mailer
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Check the fit and feel before buying in bulk.
| Quantity (case) | Item-subtotal discount |
|---|---|
| 1–2 | Base item price |
| 3–5 | 3% off qualifying item subtotal |
| 6+ | 5% off qualifying item subtotal |
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Shipping & returns details
Ships from U.S. warehouses. 30-day returns on unopened stock items.
Shipping cost and timing depend on the product, quantity and destination. Parcel or freight service is used as appropriate. Shipping discounts apply only to qualifying orders and rates.
Standard delivery is to street addresses in the contiguous U.S. Eligible returns must be unused and in original packaging; return shipping may apply.
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Inside dimensions
18" × 24"
Board / material
.028 Chipboard
Color
Kraft
Freight class
Class 60
From our customers
“The packaging is sturdy, well-made, and looks professional. We’re really pleased with the quality.”
“They helped us choose the right packaging for our products and made ordering easy.”
“Ordering was easy, everything arrived as described, and we’ll definitely order again.”
Questions before you order?Talk to us
Specifications
| Inside dimensions | 18" × 24" (L × W) |
|---|---|
| Board / material | .028 Chipboard |
| Color | Kraft |
| Sold as | Case of 50 |
| Physical units per order increment | 50 (one case) |
| Case weight | 32.88 lb |
| Outer carton (shipping) | 27.0 × 18.5 × 5.5 in |
| LTL freight class | Class 60 |
| GTIN | 841436016179 |
| SKU | RM11PSK |
About this item
SKU RM11PSK — 18" × 24", .028 Chipboard, Kraft. Sold as a case of 50, shipped from US warehouses.
18x24 " kraft stayflat mailers with.028 chipboard construction deliver reliable puncture resistance for photos, documents, and merchandise. Self-sealing closure with easy tear strip, no tape required. Lightweight design reduces postage costs while maintaining maximum protection in a case of 50 units.
Compare nearby options
Larger, smaller and stronger options from the same family. Prices shown are current case prices; freight is calculated at checkout.
Larger size
19x24 Kraft TerraBoard Jumbo Mailers
$135.63
Smaller size
14.25x20 Kraft TerraBoard Jumbo Mailers
$100.65
Same size, different spec
18x24 Kraft Chipboard Tab Lock Stayflats Mailers 50/Case
$80.99
Same size, different spec
18x24 White Self-Seal Chipboard Stayflats Plus Mailers 50/Case
$106.76
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.