Pen Case 01

Pen Case 01

A magnet-closure cardboard pen case inspired by traditional Japanese inrō design. This DIY template integrates concealed reinforcement layers for a seamless finish. Perfect for small storage and sustainable handmade accessories using recycled cardboard.

DIMENSIONS

W

190

 x H

70

 x D

30

mm

CARDBOARD TYPE

3mm B-Flute Single, 4mm C-Flute Single

MATERIAL SIZE (Approx)

4mm
 
300mm x 300mm
150mm x 350mm
 
3mm
 

WORK TIME (Approx)

30

 – 

40min

Additional Materials

Neodymium Magnets (optional)

Specifications are for reference only. Cardboard properties such as color, stiffness, and flute direction may affect results. Please adjust accordingly.

Template is available

📝 External purchases are handled by our partner platforms.

📖 This design is also featured in “CARDBOARD DIY -20 Template for mini furniture & storage”

Designs and instructions are provided for personal and educational use.
Please use tools and materials responsibly.


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