This is for newbie and help generally not newbie help. I am a tech literate and business oriented individual but only got into crypto in August. Why is asking about wallets fishy? In particular asking about a kind of odd thing that I saw on eBay? Did you read my post?
I just wanted to know if anyone knew of any manufacturers of these sort of cards. If you can't help that's fine, but seriously just because someone new is asking advanced questions doesn't equal fishy, that is a small minded assumption.
cryptkeeper seems sketchy, I wouldn't trust them.
I'm sure you will find some
"vendors" hereBut be careful, only trust reputable vendors.
Safest is to buy plastic cards or whatever you want, and print them yourself, with for example
https://github.com/xeroc/LaTeX-PaperWallet