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
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