Don't lose your bitcoin to fire or flood. For peace of mind and guaranteed long term durability of your bitcoin, store your words on steel.
Made from .064" thick, 304 Stainless Steel, measuring just under 3x3", the Codl Card is built to withstand fire, water, corrosion, and crushing so you never have to worry about losing your bitcoin.
Our grid innovation saves space and improves the read and write-ability compared to a traditional column and row.
All of our cards and keys come with tamper evident bags and instructions that show you how to easily punch your seed words.
We recommend using the Automatic Center Punch tool we sell. We adjust and test it before shipment to make sure that it makes the best possible mark.