LIND DNA PAPER BLOCK BUTTON A5 is a notebook made of recycled leather which gives the book an exclusive expression as well as a durable finish. The notebook is designed with a replaceable paper block that allows you to use the LIND DNA notebook over and over again – new paper blocks can be bought separately. PAPER BLOCK BUTTON A5 has a closure with leather cord that gives both the notebook a fine detail and ensures that all your notes stay in place. When purchasing a LIND DNA PAPER BLOCK BUTTON A5, an extra lined paper block is included.