Preset
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.
Telescope box with flap corners dieline
Two corrugated trays with a telescoping lid. Choose matching corner-flap directions for 0300 or reversed lid corners for 0301; lid depth is independent. A parametric template — 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 0300
- Inside size
- Length 380 · Width 270 · Height 100 mm
- Size range
- Length 100–1000 · Width 80–800 · Height 30–600 mm
- Manufacturing
- 381.6 × 274.8 × 100.8 mm score to score · inside vs outside sizes
- Parts
- 2 parts — Lid, Base
- Board area
- 0.559 m² · about 2 up on a 720 × 1020 mm sheet
- Default board
- E-flute white / kraft · 1.6 mm caliper
- Board options
- E-flute WE-flute KB-fluteF-fluteEB double
- 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
- Glue area
- Bleed 3 mm

How the blank is sized
Score-to-score panel sizes of this FEFCO 0300 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 |
|---|---|---|
| Pose rigLid | 100 × 65.4 | – |
| Lid topLid | 100 × 218.8 | – |
| BackLid | 387.8 × 100.8 | – × H + T/2 |
| FrontLid | 387.8 × 100.8 | – × H + T/2 |
| Left endLid | 100.8 × 284.2 | H + T/2 × – |
| Right endLid | 100.8 × 284.2 | H + T/2 × – |
| Corner flap ×4Lid | 99.2 × 100.8 | H − T/2 × H + T/2 |
| BaseBase | 381.6 × 274.8 | L + T × – |
| FrontBase | 381.6 × 100.8 | L + T × H + T/2 |
| BackBase | 381.6 × 100.8 | L + T × H + T/2 |
| Left endBase | 100.8 × 274.8 | H + T/2 × – |
| Right endBase | 100.8 × 274.8 | H + T/2 × – |
| Corner flap ×4Base | 99.2 × 100.8 | H − T/2 × H + T/2 |
Adjustable in the editor
Beyond the size and board, this structure exposes 2 options; the template and 3D preview follow each change.
- Lid corner flaps2 options
- Lid depthmm
Ready-sized telescope box with flap corners presets
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 telescope box with flap corners 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.





