Memorize your mnemonic/seeds from popular wallets like BITHD, Ledger, KeepKey and Trezor and hot wallet like Bitpie, Bither, Trust, Coinomi and Breadwallet right into stainless steel. Make it the safest place for your coins.Its not only a tool; its an art. With its solid structure design and excellent reinforced materials, it grants you the top-notch security.The casing is aviation aluminum alloy material with amazing hand-feel;The character plates are 304 stainless steel provides unparalleled strength;Makes you fear nothing related to losing your assets.Anticorrosion: Salt-tolerant, acidproof, rustproof with strong physical resistanceMelting point:304 stainless steel: 2624℉Aviation aluminum alloy:1220℉Protection against double temperature of a house fire.Each side stores 12 words, 24 words in total;Laser engraving, clearly legible.Most competitive price ever2018. 08 Product Planning2018. 10 Prototype2018. 11 First Design Pattern Drawing2018. 12 Second Design Pattern Drawing2019. 01 Material Selection, First Sample2019. 02 Final Sample, die sinking/molding2019. 03 Short run production, test and adjustment2019. 03 mass productionAmazon: https://www.amazon.com/dp/B07NHX34RK?ref=myi_title_dp&th=1 eBay： https://www.ebay.com/itm/283467086393 https://www.ebay.com/itm/-/283535717738 (Upgrade Edition: Add 1 plate of special characters and numbers, allowing save "private keys")Company information: BITHD LIMITED, HongKongWorking time: 09:00- 21:00 workday(UTC+8)Contact: tonywong@bitpie.com; telegram: @antony_bitpie

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