

The real blank at this size, folded by the same engine as the studio. The artwork is a sample from a fictional brand — swap in your own in the editor.
Bellows-top shipper 400×300×300 dieline
Gusseted flaps close together in one move. A ready-sized preset of the bellows-top box — change the length, width and height and every panel, tuck and glue flap is redrawn to match.

Sign in to download. Dieline downloads are part of Pro: PDF, Illustrator, SVG and DXF, cut, crease and bleed on separate layers, without a watermark. See plans
- Reference
- FEFCO 0226
- Inside size
- Length 400 · Width 300 · Height 300 mm
- Size range
- Length 120–1000 · Width 80–700 · Height 60–1000 mm
- Manufacturing
- 403.2 × 303.2 × 312.8 mm score to score · inside vs outside sizes
- Parts
- One blank
- Board area
- 0.888 m²
- Default board
- B-flute shipping · 3.2 mm caliper
- Board options
- B-fluteEB doubleE-flute KE-flute WF-flute
- Good for
The flat dieline
Exactly what the downloads contain, drawn from the template at its default size, with a 3 mm bleed. How to read a dieline.
- Reverse crease
- Crease
- Cut
- Glue area
- Bleed 3 mm

How the blank is sized
Score-to-score panel sizes of this FEFCO 0226 blank at the default size, with the formula each one follows. L, W and H are the inside dimensions; T is the board caliper (3.2 mm for B-flute shipping). Change the size or board in the editor and every panel is recalculated.
| Panel | Size (mm) | Formula |
|---|---|---|
| Front | 403.2 × 312.8 | L + T × H + 4T |
| Left side | 303.2 × 312.8 | W + T × H + 4T |
| Back | 403.2 × 312.8 | L + T × H + 4T |
| Right side | 300 × 312.8 | W × H + 4T |
| Glue flap | 32 × 312.8 | – |
| Bottom long flap ×2 | 403.2 × 151.6 | L + T × – |
| Bottom end flap | 303.2 × 151.6 | – |
| Bellows gusset ×6 | 151.6 × 151.6 | – |
| Bottom end flap | 300 × 151.6 | – |
| Bellows gusset ×2 | 106 × 212.1 | – |
| Glue lap gusset ×2 | 32 × 151.6 | – |
| Glue lap gusset ×2 | 32 × 32 | – |
| Top long flap ×2 | 403.2 × 151.6 | L + T × – |
| Top end flap | 303.2 × 151.6 | – |
| Top end flap | 300 × 151.6 | – |
The bellows-top box family
The same structure with sizes, boards and options set for a use.

Preset
Similar structures
Other structures built in a similar way, matched on code family, category, closures and proportions.
Make this bellows-top shipper 400×300×300 yours
Open it in the editor to set your size, drop artwork on each face, check bleed and safe areas, and export print-ready PDF with the dieline on its own layer — or stage it in a 3D scene for a mockup.





