Billfodl cold wallet
As with Cryptosteel and Cryptotag, Billfodl is a system for securely storing your recovery phrase (recovery seed), from 12 – 18 or 24 words.
It is a 316 grade steel card resistant to flames, water and shocks up to 100000 Volts , in this chassis are inserted the letters laser engraved, as the first four letters of each word in BIP39 are unique, The card contains 12 – 18 or 24 strings of 4 characters. You can also attach two padlocks to the sides of the Billfodl to prevent the opening easily.
