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Custom literature mailer box, E-flute, slim, one color, on a dark navy studio backdrop
Custom literature mailer box, close-up of the edge, surface texture and finish
Mailer boxes · Essential

Literature mailer box

E-flute, slim, one color200 minimum · 10 to 12 business days

A literature mailer box is a slim E-flute corrugated mailer, 0.75 to 1.5 inches deep, sized to a stack of letter or A4 sheets, a catalog or a press kit. We produce them, printed one color, from 200 units in 10 to 12 business days after proof. The common size is 12 by 9.5 by 1 inch, which takes letter paper with a quarter inch to spare each side.

BoardE-flute corrugated, white or kraft liner, 32 ECT
PrintOne color flexo standard, two color or full color on request
FinishUncoated, matte aqueous on white
ClosureFront tuck lid with thumb notch and side locking tabs
InsertsPaperboard pocket or card slot glued to the inner floor
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When to choose it, and when not to

Choose a literature mailer when paper needs to arrive flat and un-creased: press kits, investor packs, sample swatch books, onboarding folders, printed proposals, certificates. A stack of 60 sheets is about half an inch thick and goes in a 1 inch box with a card slot on the floor for a cover letter. It is stiffer than a cardboard envelope and cheaper to ship than a full mailer. A one color logo on the lid is enough for the job.

Choose a book mailer box when the contents are a bound book rather than loose sheets, since the wraparound grips the corners in a way a tuck lid cannot. Choose an inside printed mailer when the pack is a gift or a launch kit and the opening needs to look like more than a document.

Specifications

BoardE-flute corrugated, white or kraft liner, 32 ECT
PrintOne color flexo standard, two color or full color on request
FinishUncoated, matte aqueous on white
ClosureFront tuck lid with thumb notch and side locking tabs
InsertsPaperboard pocket or card slot glued to the inner floor
Paper fitLetter, A4, half letter and A5 stacks up to 1.25 inches
Minimum200 units
Lead time10 to 12 business days after proof
ShipsFlat, in bundles of 25
Sizes we run9.5 x 6.5 x 0.75 in
11.5 x 9 x 1 in
12 x 9.5 x 1 in
12.5 x 9.5 x 1.5 in
13 x 10 x 1.5 in
any size from 7 x 5 x 0.5 to 15 x 12 x 3 in

Materials that suit it

Questions people ask

What size fits letter paper?

Letter is 11 by 8.5 inches, so a 12 by 9.5 inch box gives a quarter inch each side to get the sheets in and out without catching a corner. A4 is 11.7 by 8.3, so a 12.5 by 9 inch box does the same job. We produce one size for both if you ship internationally.

How many sheets fit in a 1 inch box?

About 100 sheets of 100 gsm office paper, or a 60 page saddle stitched catalog with a cover, or a 20 sheet press kit in a presentation folder. Coated stock is thicker, so a 60 page catalog on 170 gsm gloss needs 1.25 inches.

Is one color enough?

For a document mailer, almost always. A single color wordmark on the lid is read once and the box is set aside. If the pack is doing sales work, two colors or a full color lid lift it, and the lead time stays at 10 to 12 business days.

Can you add a slot for a business card or a letter?

Yes. A paperboard pocket glued to the inner floor holds a business card, a cover letter or a USB drive so it does not slide under the catalog. It is one added part and ships assembled in the flat box.

Will the sheets arrive flat?

Yes. E-flute is about 0.06 in thick and a slim box is stiff along its length, so it does not fold in a mail bag the way a cardboard envelope can. Keep the box depth within a quarter inch of the stack so nothing shifts.

How is the literature mailer box different from the book mailer box?

The literature mailer is a slim box with a front tuck lid and a thumb notch, 0.75 to 1.5 inches deep, sized for loose sheets, catalogs, press kits and certificates, with an optional pocket or card slot glued to the floor for a cover letter. The book mailer box is a wraparound cut to a book's trim size and spine thickness so a bound book cannot move and its corners are held. Both are E-flute from 200 units in 10 to 12 business days after proof. Paper that must arrive flat suits the literature mailer; books, planners and records suit the book mailer.

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Ready to price your literature mailer box?

Send the size and quantity for a quote and a dieline, usually within one business day. Your digital proof follows, usually within one business day of your artwork. Design help and the Swatch Book of materials are free.

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