Have you thought about adding this to the nostr marketplace?

https://shopstr.store/npub1pt5ach6zl673r3wgjkc27za6h0szyc2erv8jfmh7ytqdnj5dq2rquawufz 

 That’s pretty cool. I’ll check it out! I’m currently making them for $15 in sats, so around 23k sats. Shipping included for US addresses.