10.4 x24.1 cm Taped Home envelopes
Use the idea of big envelopes into small ones so you dont have to spend half an hour fighting to close an envelope. Using cheap prices for 50 envelopes a box; it would be in high demand.
Use the same glue and sticker on a yellow envelope on the white one. Seal the envelope without it ever being reopened on its own, and mail it.
Problem this idea/invention addresses:
Completely Sealing envelopes without licking them.
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