Magnetic Keychain with the shape of a low poly heart.
Used two 6x3mm magnets: https://www.amazon.es/gp/product/B07D33PG7Y/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1
Pause at heigth and insert the magnets
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The author remixed this model.
Hanger
Holes for magnets