Made of reliable paper material. You can use these waterproof pocket notebooks on various occasions, like home, classroom, office, and their design is in line with most people's aesthetic, will be suitable for most people to use. you can use these waterproof notebooks in rainy days and other all kinds of weather, suitable for golf, mountaineering, camping and outdoor sports; The spiral design makes it easier to turn pages. Blank, line, grid, dot are all available.
