There are a lot of different hardware wallets nowadays, some of them are digital and others are pure metal, personally, i don't like the digital ones because i don't feel like they can last forever, but the mechanical ones are cool. I would recommend the Billfold:


This one is against fire, corrosion, water... so, for me feels like one of the most secure options nowadays. I don't like the fact that words can only use 4 characters, but is secure enough from my point of view.