I use them to seal small bags so they don't open themselves.
If you use my profile they will be quite strong and printed quickly.
The material you can use is PLA, PETG... it all works.
You can change the size as you need.
I will also add a profile with a print of 10 pcs on the bed.
As you need larger clips with a lock, use these: https://makerworld.com/sk/u/711105516/collections/178447
I was inspired by the model from MikolasZuza.
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