Butterfly US – Steel Cryptocurrency Hardware Wallet Backup, Shock-Resistant, Water-and-Fire Safe Cold Storage Crypto Wallet for Seed Phrases and Mnemonics, Double Metal Plate with engraving pen


Store your seed phrases in a secure place offline with Cryptocurrency Hardware Wallet Backup by Butterfly US. This durable premium steel crypto wallet is the safest way to keep your seed words and keys protected from hackers and acts of nature.
Indestructible Password KeeperOur 304 stainless steel cold storage wallet withstands temperatures as low as 2,500 degrees Fahrenheit (1300 degrees Celsius). These metal wallets are also waterproof, shockproof and hackerproof. 
Extensive CompatibilityThis wallet stores and protects your single or multiple digital assets. It supports up to 24 mnemonic seed phrases and BIP39 (first 4 letters) for: 
Other cryptocurrenciesVariants
Double (riveted)
With Letters (riveted)Specifications
Wallet Size: 86 x 54 x 1.5 mm (credit card size)
Space for Each Word: 23 x 6 mmHow to UsePrepare your seed phrases. (If using a double wallet, slide open the wallet.) Inscribe your seed phrases onto the metal with an engraving tool or a letter punch set (ideal font size 3-4 mm).
Wallet with Letters:
Slide open the wallet and unlock the safety pin.
Use a tool to unlatch the pin. 
Insert the letters in the wallet.
Close the pin and the wallet.Creating Superior Solutions from MetalWith more than 30 years of dedication to metal, Butterfly US crafts exceptional solutions. As masters in this field, we develop our own products, from conception to optimization. We use the  power of advanced technology to ensure their quality, accuracy, speed and reliability.
Keep your seed phrases safe with Butterfly US Steel Cryptocurrency Hardware Wallet Backup!
Keep Your Cryptocurrency Keys Safe – Use our steel crypto wallets to secure your seed words for Trezor, Keepkey, Nano S Ledger wallet and more. Each supports up to 24 seed phrases, making it the ideal offline storage for your private data.
Tough and Heavy Duty – Protect your digital assets with our fireproof, waterproof, shockproof and hackerproof cold storage wallet. This sturdy 304 stainless steel wallet secures your crypto access codes from online threats and acts of nature.
Compatible with Multiple Cryptocurrencies – Buying numerous crypto assets? Let this cold wallet handle your BIP39 and mnemonic security keys. It’s compatible with Bitcoin, Ethereum, Litecoin, Ripple or other cryptocurrencies.
Secure and Easy to Use – To use, simply inscribe the single/double wallet using an engraving tool. For the steel wallet with letters, just prepare the characters, insert them into the slots and your phrases are good to go!
Excellent Gift for Fellow Crypto Investors – Give your fellow crypto users the gift of data protection. With our cold storage wallet, you and your pals can back up and keep each private key safe offline without the risk of hackers, malware or physical damage.