Recently, scientists invented waterproof notebook which is actually made with stone. Traditional paper made by wood and water is recycled every time but this stone paper is made by crushing stones. To complete the process some chemical is needed. By this invention, not only trees are saved but water is also conserved. In spite of all the benefit, it is water proof and acid free.
THE HUSTLE STONE PLANNER comes with some amazing features. They are available for pre order at $29.
Sakib Jubab