ecopybook tactical an all weather notebook 849This waterproof notebook is designed for multiple long term use in difficult weather conditions. You will be able to write and read your notes even during a rain, snow or underwater without any time limits. It is made of polymer composite materials that provide extreme durability over time. It consists of 14 waterproof square ruled sheets and a protractor. The contours on white sheets are resistant to abrasive and chemical effects during use. The