Designed to be indestructible with a fireproof threshold of 1399 to 1455°C / 2550 to 2651°F (house fires get up to 649℃ / 1200°F).
Waterproof and Corrosion Resistant
Composed entirely of 304-grade stainless steel. Keystone Tablet is waterproof and resistant to various types of corrosion.
Double-sided storage supports 12, 18, and 24-word recovery phrases (BIP39 specifies only the first 4 letters are needed to identify each word).