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# System prepended metadata

title: zipper wallet prototype

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# zipper wallet prototype


## Tutorial Video
* https://www.youtube.com/watch?v=i1AsfZRYlRM 

## Plastic sleeves ordered
* https://www.amazon.com/gp/product/B0942XXBB8/ref=ppx_yo_dt_b_asin_title_o01_s00?ie=UTF8&psc=1
* the external dimension is 4.53 "wx4.13" h, and the internal dimension is 4.15 "wx3.15" h, as shown in the figure. Vaccine cards may vary in size. Please check the size before purchasing.