✓ Private key cold storage to securely backup the mnemonic seed phrase of your bitcoin & cryptocurrency hardware or software wallets (compatible with Ledger Nano, Trezor, KeepKey...)
✓ Made of 304 grade stainless steel, which has the characteristics of fireproof, waterproof & anti-corrosion.
✓ Compatible with all BIP39 hardware and software wallets. It supports 12, 18, 24 mnemonic seed phrases (only use the first 4 letters of each word). A total of 288 letters are provided.
✓ Better than a piece of paper. 100% the safest way to store mnemonic seed phrases offline.