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We stock two different types of mailers that expand to allow multiple or thicker items.

**NEW**
Stayflats Fit® Mailers can be used flat or expand up to 1-1/4" or 2". They are made from 100% recycled paperboard (.020" or .028" thick) with 90% post consumer content. They come with a peel-and-seal closure and a pull strip opening. These flexible mailers have strong center seam construction; 360º perimeter protection and score lines on all four sides that allow for uniform expansion.

Expand-a-Mailer®
These rigid expansion mailers are the answer to mailing bulky items like multiple magazines, books (measure), manuscripts, spiral-bound manuals, paperbacks, tabloids, folded newspapers, etc. They are made from 100% recycled paperboard (.020" thick) with a minimum of 35% post consumer content. Mailers are side loading and expandable to 1".  Peel-and-seal tape closure and tear-strip opening.
Flexible Mailers
Flexible Mailers
Description: **NEW**
Stayflats Fit® Mailer
7 x 9"
Can be used flat or expand up to 1-1/4".
Made from 100% recycled paperboard (.020" thick) with 90% post consumer content.
Peel-and-seal closure. Pull strip opening.

These flexible mailers have strong center seam construction; 360º perimeter protection and score lines on all four sides that allow for uniform expansion.

 

Base SKU: msff79

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Flexible Mailers
Flexible Mailers
Description: **NEW**
Stayflats Fit® Mailer
9 x 11"
Can be used flat or expand up to 2".
Made from 100% recycled paperboard (.028" thick) with 90% post consumer content.
Peel-and-seal closure. Pull strip opening.

These flexible mailers have strong center seam construction; 360º perimeter protection and score lines on all four sides that allow for uniform expansion.

 

Base SKU: msff911

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Flexible Mailers
Flexible Mailers
Description: **NEW**
Stayflats Fit® Mailer
12-3/4 x 15-1/4"
Can be used flat or expand up to 2".
Made from 100% recycled paperboard (.028" thick) with 90% post consumer content.
Peel-and-seal closure. Pull strip opening.

These flexible mailers have strong center seam construction; 360º perimeter protection and score lines on all four sides that allow for uniform expansion.

 

Base SKU: msff1215

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Expansion Mailers
Expansion Mailers
Description: **OVERSTOCK 10% OFF**
Expand-a-Mailer®
7-3/4 x 10 x 1"
(L x W x D)
Side loading. Expandable to 1".
Made from 100% recycled paperboard (.020" thick). Peel-and-seal closure. Pull strip opening.

Use these expanding mailers for books, magazines, manuscripts and much more.
Base SKU: mpbd710ex

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Expansion Mailers
Expansion Mailers
Description: **OVERSTOCK 10% OFF**
Expand-a-Mailer®
9-1/2 x 12-1/2 x 1" (L x W x D)
Side loading. Expandable to 1".
Made from 100% recycled paperboard (.020" thick). Peel-and-seal closure. Pull strip opening.

Use these expanding mailers for books, magazines, manuscripts and much more.
Base SKU: mpbd912ex

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Expansion Mailers
Expansion Mailers
Description: **OVERSTOCK 10% OFF**
Expand-a-Mailer®
12-1/2 x 15 x 1" (L x W x D)
Side loading. Expandable to 1".
Made from 100% recycled paperboard (.020" thick). Peel-and-seal closure. Pull strip opening.

Use these expanding mailers for books, magazines, manuscripts and much more.
Base SKU: mpbd1215ex

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Expansion Mailers
Expansion Mailers
Description: Expand-a-Mailer®
14 x 17 x 1" (LxWxD)
Side loading. Expandable to 1".
Made from 100% recycled paperboard (.020" thick). Peel-and-seal closure. Pull strip opening.

Use these expanding mailers for books, magazines, manuscripts and much more.
Base SKU: mpbd1417ex

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