Custom Oatmeal Boxes
Oats are dense. A porridge carton the same size as a flaked-cereal box weighs roughly double, and almost every failure in this product comes from specifying it as though it were the lighter one it resembles.
- Builds
- Tuck and seal-end cartons with locking or auto-lock bases; sachet-stack builds
- Board
- 16–20pt food-grade; base build stepped up for weight
- Inner
- Sealed film bag on anything with a dated shelf life

Get a price for Oatmeal Boxes
Send the size and quantity — we reply the same working day with a price, a dieline and a date. Artwork optional at this stage.
- Free dielineThe flat drawing comes with the quote, before you commit.
- Proof before pressNothing is printed until you have seen it laid on the dieline.
- Die kept for reordersTooling is paid once. Every reorder skips straight to press.
- Quoted in four marketsUS, UK, Canada and Australia, in the delivery currency.
The base is the part that gives
A 1 kg carton of oats picked up by its sides puts all of that weight on the base flaps at once. A plain tuck bottom holds it for a while and then works loose, usually in a customer's kitchen rather than in transit.
A locking or auto-lock base on the same board is stronger than a tuck base on much heavier board, and cheaper. Step the base build up before stepping the whole carton up.
Weigh a filled sample. Density surprises people here more than in any other dry good we pack.

Loose oats or sachets, and how the box changes
A sachet carton is dimensioned by the stack — sachet width, sachet thickness times the count, plus a little. Sizing it to a nominal weight of oats produces a box the sachets rattle in.
| Loose, no inner | Cheapest; oats take on moisture and the carton is not a barrier |
|---|---|
| Loose with a sealed bag | The standard retail build; carton is print, bag is shelf life |
| Sachets, stacked | Carton sized to the sachet block, not to a volume of oats |
| Single-serve pot | A different product; lidded, and often a bowl as well |

Oats go soft, and board does not stop it
Rolled oats take on moisture from the air and lose their texture well before they become unsafe. Folding board is not a moisture barrier, so anything with a dated shelf life needs a sealed inner bag with the carton as the printed outer.
That is the same construction as every other dry cereal, and the reasoning is set out in our cereal carton notes.

Settling is less of a problem here
- Oats are small and uniform, so they settle far less than flakes or clusters.
- A carton sized to poured volume stays close to full, unlike a flaked cereal box.
- That makes oats one of the few dry goods where the pack genuinely looks full at purchase.
- It is worth using — a visibly full pack advertises better than any claim on the front.

The panel that has to fit
Ingredients, allergens — oats carry a gluten cross-contamination statement in most markets — nutrition, weight, cooking instructions and storage. The cooking instructions matter more here than in most food categories, because the product is not ready to eat.
Print the cooking method and time large. It is read in a hurry at breakfast and it is the single most-used piece of information on the pack.

Oatmeal Boxes — specification
The rows that are specific to this build first, then what applies to every job we run. Anything not listed is a question, not a limit — send the brief.
This build
- Builds
- Tuck and seal-end cartons with locking or auto-lock bases; sachet-stack builds
- Board
- 16–20pt food-grade; base build stepped up for weight
- Inner
- Sealed film bag on anything with a dated shelf life
- Sizing
- To the sachet stack, or to poured volume for loose oats
- Cooking method and time set large; full nutrition panel reserved
- Minimum
- 100 cartons
On every job
- Print process
- Flexo in one to six colors, printed on the outer face only and before any lining goes on.
- Color
- Food-safe inks throughout. Kraft mutes color; a white board or liner is needed for anything photographic.
- Tolerance
- Cutting plus or minus 1 mm, and fit confirmed by filling a plain sample from your own kitchen or line.
- Tooling
- A cutting die per size, kept. Molded pulp needs a tool per shape, which is a longer lead and a larger one-off.
- Food contact
- Every board food-contact grade, with grease resistance built into the sheet and never a PFAS treatment.
- Sustainability
- Aqueous linings and unlined boards repulp with ordinary paper. PE-lined cups need cup collection, and we say which you have.
- Artwork
- Vector PDF or AI, 3 mm bleed, 4 mm safe area, fonts outlined. We check every file and send a proof before press.
- Dieline
- Supplied free with the quote, before you commit. Yours whether or not you order.
- Sample
- A plain unprinted sample at the finished size on request, for fit and construction.
- Reorders
- Skip the tooling and go straight to press at a lower unit price.
- Lead time
- Quoted with the price against your fill date rather than promised before we have seen the spec.
- Markets
- United States, United Kingdom, Canada, Australia — priced in the delivery currency, freight included.
Boards and films we build oatmeal boxes on
Food packaging is chosen for what the food does to it: grease, steam, heat and time. Every board here is food-contact grade, and none of them uses a PFAS treatment for grease resistance.
Food-grade virgin board
Bleached board made for direct food contact. Clean, bright, no recycled fiber and no mineral-oil risk from recovered paper.
14–24ptGrease-resistant board
Resistance built into the sheet rather than sprayed on. Holds fries, pastry and butter without darkening. PFAS-free.
16–24ptPE-lined cupstock
Board with a polyethylene film for hot and cold liquid. Microwave-safe for reheating; recycled only where cup collection exists.
260–350gsmAqueous-lined cupstock
A water-based lining instead of PE. Repulpable in ordinary paper recycling in more places, and compostable; a slightly shorter hold time.
260–320gsmGreaseproof and glassine
Dense, calendered paper that resists fat through the fiber. Wraps, liners and interleaves; breathable, so pastry stays crisp.
30–55gsmFood-grade corrugated
E and B flute with a food-contact liner, vented where steam has to leave. Pizza, catering and anything hot and heavy.
E and B fluteMolded pulp and bagasse
Fiber pressed into a shape. Holds heat, resists grease with no lining, composts, and takes only an embossed or one-color mark.
Molded to shapeRecycled board
Post-consumer fiber. Used for outers, sleeves and anything that does not touch food directly — not for direct contact.
Non-contact onlyNot sure which? Say what goes in it and where it is sold — the material follows from that. Our notes on recycled, recyclable and compostable cover which claims each stock can honestly carry.
- 01
Send what you have
A dimension, a photograph beside a ruler, or the product itself. No technical drawing needed — that part is ours.
- 02
We quote and draw
A price, a dieline and a date come back together. If a different build would suit the product better, that is in the reply too.
- 03
Approve the dieline
The flat drawing is yours to check: which panel is the front, where the folds fall, how deep the cavity really is.
- 04
Artwork on the dieline
You place your design on the flat we sent, or we place it for you, and you see a proof before anything goes to press.
- 05
A sample if you want one
A plain unprinted sample at the finished size shows fit and construction — the things a drawing cannot.
- 06
Cut, printed, shipped
The die is cut once and kept, so every reorder skips the tooling and goes straight to press at a lower unit price.
Format
Vector PDF or AI where possible. Raster artwork at 300dpi at final size, in CMYK.
Bleed
3 mm past every trim line, so a fraction of drift on the cutter never leaves a white edge.
Safe area
Keep type and anything important 4 mm inside the cut and away from every fold.
Color
Convert to CMYK before sending. Uncoated stock prints lighter; a spot color is the only exact match.
Fonts
Outline them or supply the files. A missing font substitutes silently and the proof will not match.
Barcodes
On a light, matte, unvarnished patch with the quiet zone clear — a code on gloss fails the scanner.
Not set up that way? Send it anyway — fixing a file is a short conversation, and we check every one before press. Our guide to preparing print files covers each point.
Food finishes are limited by what may touch food, and that is the point.
Food-safe inks
Printed on the outer face only. Every food pack we make uses them, laminated or not.
Uncoated kraft
No coating at all. Breathable, so pastry stays crisp, and it takes one or two colors.
Aqueous varnish
Scuff resistance without a plastic film, so the pack still repulps.
Molded emboss
A logo pressed into pulp or bagasse. No ink, nothing to rub off, and it survives grease.
Grease-resistant face
Not a finish you can see. It is in the sheet, it is PFAS-free, and it is why the print stays clean.
Matte lamination
Available on outers and sleeves that never touch food — a cake box lid, a carrier, a gift sleeve.
Not sure which suits the shelf it sells from? Say where the product is sold and we suggest one — our notes on specialty finishes show them on real boxes.
Sizing food packaging around a portion, hot: oatmeal boxes
Food is sized by serving, not by dimensions, and it is served hot, heaped and in a hurry. Send us the portion — or better, the box you use now with the food in it — and we size to how it is actually filled.
- Portion, heaped
- Fries, popcorn and salad are served above the rim. A box sized to a level fill looks mean and spills in a bag.
- Lid clearance
- Enough that a loaded burger or a topped cake does not touch the lid. This is the single most common complaint about a food box.
- Venting
- Hot food steams. Vents in the lid keep pastry and fries crisp; a sealed box is right only for cold food.
- Grease path
- Where the fat sits decides the board. Say if the food is fried, buttered or sauced, and whether it is held for minutes or an hour.
- Stacking in a bag
- Delivery boxes are stacked five high on a bike. The lid has to hold the box above it off the food below.
- Sample fill
- A plain box filled from your kitchen settles the size in one try, and we send one before the run.
Not sure your numbers are right? Send the product dimensions rather than the box dimensions and we work the box out — the full method is in our guide to measuring for a box.
Interactive · five steps · no sign-up
Build your Oatmeal Boxes in 3D
Pick a shape, type a size, choose a board and a finish. The preview on the left redraws as you go, and the spec lands with us exactly as you set it.
Frequently asked questions
Got a question about oatmeal boxes? The answers below cover what we get asked most. If yours is not here, send it with a brief, message us on WhatsApp, or call +1 503-461-4788 — we reply the same working day.
What is the minimum order?
100 cartons, loose or sachet build.
Why did the bottom of my carton fail?
Oats are about twice the density of flaked cereal. Use a locking or auto-lock base rather than heavier board throughout.
Do I need an inner bag?
For any dated shelf life, yes. Board is not a moisture barrier and oats lose texture long before they spoil.
How do I size a sachet carton?
To the sachet block — width, thickness times count, plus a little. Sizing to a weight of oats leaves them rattling.
Will the box look half empty?
Much less than a flaked cereal box. Oats are uniform and settle very little.
Where should the cooking instructions go?
Large, and on a panel that is easy to find. It is read in a hurry at breakfast.
Why did the bottom of my carton fail?
Oats are about twice the density of flaked cereal. Use a locking or auto-lock base rather than a heavier board throughout.
Do I need an inner bag?
For any dated shelf life, yes. Board is not a moisture barrier and oats lose texture long before they spoil.
How do I size a sachet carton?
To the sachet block — width, thickness times count, plus a little. Sizing to a weight of oats leaves them rattling.
Will the box look half empty?
Much less than a flaked cereal box. Oats are uniform and settle very little, which is worth taking advantage of.
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