GOTTOWOW Classic style and innovative designs unite with this reusable notebook. The reusable pen with erasable rubber comes in handy for doodling, writing, brainstorming, mind mapping, practicing/reorganize notes. What classifies it from the rest is that it is made of unique re-writable sheets that can be used infinitely. To top of it, you can easily sync it with apps via a cam scanner! The set of smart notebook and pen is indeed a smart-buy! The GOTTOWOW Core notebook provides a classic pen and paper experience, yet is built for the digital age. Although it feels like a traditional notebook, the Core is endlessly reusable No more wasting paper – this 36 page dotted grid notebook can be used endlessly by wiping clean with a damp cloth Blast your handwritten notes