I keep thinking about one of these: https://www.amazon.com/dp/B0833DKVBV/?coliid=ID1RM1TL1XAB8&colid=36454N2ADHVO4&ref_=list_c_wl_lv_ov_lig_dp_it&th=1

But $$$ for a keychain.

Not a keychain but found a really nice necklace on amazon