With the nuka Eternal Stationery Rewritable Notebook and Metal Pencil, you’ll never need to buy another notebook again. These items will last forever, as they’re both waterproof and eternally useful. The paper inside the eternal notebook is a new type of paper that is nearly impossible to tear. Plus, whether you’re writing with the nuka metal pencil or a typical pen, you can erase anything on the pages. Additionally, the eternal pencil is a completely metal writing instrument. So it never needs sharpening, and you won’t have to replace any lead or ink. The way this metal pen and reusable notebook set works is the metal alloy tip reacts with the polypropylene paper. Once you’ve used up your waterproof notebook, you can simply erase with the nuka magic eraser and start again. Furthermore, the notebook closes with internal magnets, and the pencil attaches to the notebook with magnets as well.