In stock SKU RM4W

12.75x15 White Chipboard Tab Lock Stayflats Mailers 100/Case RM4W

$64.03 / case of 100$0.64 per mailer
= 100 mailers · Item subtotal $64.03

Before shipping and tax. Final discounts and total are confirmed in the cart.

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Volume pricing — applied automatically in the cart
Quantity (case)Item-subtotal discount
1–2Base item price
3–53% off qualifying item subtotal
6+5% off qualifying item subtotal
Pallet or repeat ordersGet a delivered quote
Buying by the case? See every size in Rigid Mailers
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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.

Shipping policyReturn policy

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Inside dimensions 15" × 12.75"
Board / material .028 Chipboard
Color White
Freight class Class 60

From our customers

“The packaging is sturdy, well-made, and looks professional. We’re really pleased with the quality.”

Kerri PorterAmerican Vulkan

“They helped us choose the right packaging for our products and made ordering easy.”

Scott HobbsPackrift customer

“Ordering was easy, everything arrived as described, and we’ll definitely order again.”

Cheryl ChristSimply Home Relocation
Questions before you order?Talk to us

Specifications

Inside dimensions15" × 12.75" (L × W)
Board / material.028 Chipboard
ColorWhite
Sold asCase of 100
Physical units per order increment100 (one case)
Case weight35.48 lb
Outer carton (shipping)18.0 × 13.25 × 10.0 in
LTL freight classClass 60
SKURM4W

About this item

SKU RM4W — 15" × 12.75", .028 Chipboard, White. Sold as a case of 100, shipped from US warehouses.

12.75x15" white chipboard mailers in rigid chipboard, packed 100 per case (SKU RM4W).

Sized for shipping and fulfillment work; closes with tape or the built-in flap. Order by the case of 100.

Common questions

Do these mailers require tape or additional closure materials?
No. The integrated tab-lock closure system seals securely without tape, glue, or staples. Simply fold and lock the tab for a professional, tamper-evident seal that speeds up your packing process.
Will the.028 chipboard adequately protect delicate items like photos and documents?
Yes. The.028 chipboard thickness provides puncture and bend resistance suitable for photos, documents, certificates, and light merchandise. The rigid construction eliminates the need for additional stiffeners, reducing costs while maintaining protection standards.
How do these mailers affect shipping costs?
The lightweight chipboard construction minimizes dimensional weight charges while eliminating the need for additional padding or stiffener materials, lowering your total cost-per-shipment compared to padded alternatives.
Are these mailers eco-friendly?
Yes. These white chipboard mailers are fully recyclable and made from sustainable material, allowing your e-commerce brand to reduce environmental impact while maintaining professional shipping standards.

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.