Stonebook is as secure as you want it to be. It can be stored in a safe, or kept on you personally when using the Shieldcrypt encryption or Ghost Ink.

Of course! But you are putting your valuable private keys, passwords, and more at risk of the elements and prying eyes. Our Stonebook pages are virtually indestructible and feature paper encryption and Ghost Ink functionality.

80% limestone powder and 20% HD polyethylene. Limestone, one of the most abundant raw materials and is sourced as a waste product from quarries. The plastic, which serves as a binding agent, is obtained from old plastic bottles, from maize or sugar cane waste.

The Stonebook is not fireproof. The resin that binds with the Stone has a low melting point. 

It's very similar. The writing is only visible in UV light and certain other lighting conditions. When seen indoors, the text is hidden to the naked eye.

The Stonebook is virtually indestructible if kept out of prolonged sunlight. When exposed to permanent sunlight for 3-6 months, stone paper will start to turn brittle and decompose. 

Yes, the stone paper we use  is more environmental-friendly and sustainable than recycled paper. Hardly any fresh fibers are needed to recycle paper, but a lot of drinking water, bleach and other chemicals. There is still a lot of waste, more than in the production of virgin fiber paper.

Yes, only when using ink from a ballpoint pen to store your information. 
The paper has Non-Biodegradable elements within it in which insects cannot eat the paper. The Stonebook can also stay hidden to metal detectors, which gives it an advantage over metal wallets.

Currently, the ghost ink pen is not suitable for this application.

This Invisible ink is Permanent, but depending on the elements you expose it to determines the longevity. If always kept indoors at room temperature, this ink should last the lifetime of the paper it's written on. So essentially theirs no Expiration date to this ink.

Yes, it's definitely waterproof. Even in a Flood your writing is fully protected with its durable adhesive UV ink.

Because Stone paper is an emerging new paper product, we are currently working on making the ink less visible throughout the pages. Meanwhile, you can skip every other page when writing to avoid slight overflow of ink through the pages. This process will preserve your writing more effectively. We are currently working on improving this. 

If you have any questions or concerns, don't hesitate to contact us. 

Yes, please view our shipping information here for more details.