Pieces of card with doubled-over masking tape on the back.
| Form a short strip of masking tape into a loop with the sticky side out : | Press the loop onto the back of the card : | |
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The resulting "badge" will ( usually ) stick to clothing, and easily detaches without damage.
Note that masking tape is designed to be removed from a surface after use; other sorts of tape might stick more firmly, but might be less easy to detach cleanly afterwards.
We used the badges in ( at least ) one of our services :
2008 June