

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.
A4 art print bundle mailer — Front-lock mailer dieline
Editable 315 × 230 × 35 mm starting point using front-lock mailer. Adjust the dimensions to your product before prototyping. A ready-sized preset of the front-lock mailer — 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
- DM-FRONT-LOCK-MAILER-01
- Inside size
- Length 315 · Width 230 · Height 35 mm
- Size range
- Length 80–600 · Width 50–450 · Height 25–250 mm
- Manufacturing
- 329.4 × 237.2 × 36.6 mm score to score · inside vs outside sizes
- Parts
- One blank
- Board area
- 0.244 m² · about 1 up on a 720 × 1020 mm sheet
- Default board
- E-flute white / kraft · 1.6 mm caliper
- Board options
- E-flute WE-flute KF-fluteB-fluteSBS 350FBB 400Kraft 350Black 350SBS 18 pt
- 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.
- Crease
- Cut
- Bleed 3 mm

How the blank is sized
Score-to-score panel sizes of this DM-FRONT-LOCK-MAILER-01 blank at the default size, with the formula each one follows. L, W and H are the inside dimensions; T is the board caliper (1.6 mm for E-flute white / kraft). Change the size or board in the editor and every panel is recalculated.
| Panel | Size (mm) | Formula |
|---|---|---|
| Base | 329.4 × 237.2 | – |
| Front | 329.4 × 35 | – × H |
| Front roll | 319.8 × 5.6 | – |
| Front (inside) | 319.8 × 35 | – × H |
| Back | 329.4 × 36.6 | – × H + T |
| Front ear ×2 | 35 × 31.8 | H × H − 2T |
| Back ear ×2 | 35 × 31.8 | H × H − 2T |
| Left end | 35 × 237.2 | H × – |
| Left end roll | 3.2 × 234 | – |
| Left end (inside) | 35 × 234 | H × – |
| Right end | 35 × 237.2 | H × – |
| Right end roll | 3.2 × 234 | – |
| Right end (inside) | 35 × 234 | H × – |
| Lid | 329.4 × 245.2 | – |
| Lid ear ×2 | 33.4 × 230.4 | H − T × – |
| Lock tab ×2 | 30 × 8.8 | – |
Adjustable in the editor
Beyond the size and board, this structure exposes 8 options; the template and 3D preview follow each change.
- Lock tabscount
- Tab widthmm
- Tab depthmm
- Lid earson / off
- Lid ear depthmm
- Lock tonguescount
- Pull tabon / off
- Pull tab radiusmm
The front-lock mailer family
The same structure with sizes, boards and options set for a use.

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Similar structures
Other structures built in a similar way, matched on code family, category, closures and proportions.
Make this a4 art print bundle mailer — front-lock mailer 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.





