UNHACKABLE - offline cold storage for crypto seed and private key. ^^ SECURITY - eliminates third-party access with tamper-proof stickers. ^^ COMPATIBLE - with any software and hardware wallets BIP32, 39, 44 standard 12, 18 or 24 recovery words such as Metamask, Trust Wallet, SecuX, Ledger, Trezor. ^^ FIREPROOF - and water-resistant stainless steel plates that can withstand temperatures as high as 2649F / 1454C. ^^ MULTIPLE BACKUPS - for 4-8 different wallets or backup sets.