Bitcoin Custody Kit
Privacy-first · Non-profit · United States only

A free kit to practice holding your own Bitcoin keys

We ship physical tools for durable seed backup. We never ask for your name or email — only a US address and a private order code.

Request a kit Check order status
Custody kit on a clean surface
No account Address-only request form
One kit per home One-way address hash limit
Donation-funded Bitcoin & Lightning welcome

Inside every kit

Simple hardware for offline practice — not investment advice.

Orange snap capsules
Capsules

Orange snap cases

3D-printed cases that hold a metal washer disc securely.

Steel washers
Hardware

Steel washers

Metal you can engrave for fire-resistant backup practice.

Engraver pen
Tool

Engraver pen

Mark metal offline — white barrel, blue grip, no app.

1

Request

Enter a US address only. Complete Turnstile bot check.

2

Save your code

Write down XXXX-XXXX-XXXX-XXXX. We cannot recover it.

3

Track & receive

Check status anytime. Kit ships when volunteers process it.