Stonebooks, seed phrase storage cards, and invisible ink ghost pen.
Crypto seed phrase storage stonebook with trezor hardware wallet on laptop.
Recovery phrase storage sheet for cryptocurrency wallets, designed to keep your crypto secure and organized.
Login information template with fields for source, username, password, 2FA, and notes.
Crypto seed phrase storage page for securely writing down private keys and wallet information.
Crypto seed phrase storage page with shieldcrypt cipher encryption method to hide your private key behind password hint questions.
Crypto seed phrase storage Multisig stonecard with designated wallet and notes sections for secure listing.
Back view of a stonecard featuring numbered sections for seed phrase storage.
Ghost Pen being used to reveal a private key password for a bitcoin cryptocurrency account
Crypto seed phrase storage Stonebook with a ballpoint pen and a Coldcard hardware wallet.
Typing a passphrase from the Stonebook ™ Notebook into a computer to unlock a crypto wallet
A picture of the Stonebook ™ Notebook having water poured on it, demonstrating it's water resistant pages
A picture showing that Stonebook ™ Notebook is resistant to tearing to help protect your passwords, passphrases and other sensitive information
Stonebook is offline and portable to protect your digital assets
Stonebooks, seed phrase storage cards, and invisible ink ghost pen.
Crypto seed phrase storage stonebook with trezor hardware wallet on laptop.
Recovery phrase storage sheet for cryptocurrency wallets, designed to keep your crypto secure and organized.
Login information template with fields for source, username, password, 2FA, and notes.
Crypto seed phrase storage page for securely writing down private keys and wallet information.
Crypto seed phrase storage page with shieldcrypt cipher encryption method to hide your private key behind password hint questions.
Crypto seed phrase storage Multisig stonecard with designated wallet and notes sections for secure listing.
Back view of a stonecard featuring numbered sections for seed phrase storage.
Ghost Pen being used to reveal a private key password for a bitcoin cryptocurrency account
Crypto seed phrase storage Stonebook with a ballpoint pen and a Coldcard hardware wallet.
Typing a passphrase from the Stonebook ™ Notebook into a computer to unlock a crypto wallet
A picture of the Stonebook ™ Notebook having water poured on it, demonstrating it's water resistant pages
A picture showing that Stonebook ™ Notebook is resistant to tearing to help protect your passwords, passphrases and other sensitive information
Stonebook is offline and portable to protect your digital assets

Shieldfolio Inc.

Crypto Seed Phrase Storage Starter kit

¥12,500 JPY ¥14,100 JPY

Secure Your Crypto Like a Pro

If you’re deep into crypto, you know the golden rule, and that's "Not your keys, Not your coins". The Crypto Starter Kit gives you full control of your digital assets with a 100% offline solution for secure seed phrase storage. No apps. No hacks. Just real crypto cold storage for serious HODLers.

What’s Inside the Crypto Starter Kit?

  • 2 Stonebooks — Crypto Password Notebooks. 

  • 1 Ghost Pen — invisible ink marker for keeping your writing a secret. 

  • 10pk Stonecards — Slim, durable cards designed to record seed phrases and multisig keys. 

Whether you're cold-storing Bitcoin, Alt coins, or Digital collectibles, this kit gives you the confidence to disconnect completely, while keeping your crypto wallet recovery safe and organized.

What You Get:

✅ 2x Stonebooks (3.5" x 5.5")
• 80 pages of stone paper
• Tear-proof and water-resistant
• Built for secure seed phrase storage
• Pocket-sized, perfect for your cold wallet setup

✅ 1x Ghost Pen
• Invisible ink, UV light reveals the message
• Built-in blacklight for reading hidden notes
• Designed to work with Stonebooks and compatible paper

✅ 10x Stonecards
• Compact and water-resistant
• Great for backup and multisig sharing
• Designed for crypto seed phrase storage
• Get organized and secured

 

Why Crypto Users Choose This Kit:

  1. Real offline security - No digital exposure means zero hacking risk.

  2. Stealth-mode seed phrase storage - Invisible ink helps protect your secrets.

  3. Multisig friendly - Perfect for advanced wallet configurations.

  4. Battle-tested materials - Resistant to water, tears, and time.


Lock Down Your Wallet — Offline, Encrypted, and Bulletproof
Don’t leave your digital wealth exposed. This kit makes crypto cold storage easy, reliable, and portable. Whether you’re new to Crypto self-custody or building a more secure system, it’s your essential toolkit for crypto safety.



  • World Wide Shipping
  • Orders ship within 48 Hours (weekdays)
  • Discreet Packaging
  • International orders subject to customs & duties

Stonebooks, seed phrase storage cards, and invisible ink ghost pen.

Crypto Seed Phrase Storage Starter kit

¥12,500 JPY ¥14,100 JPY