Feature:【Premium Material】Made of high-quality PU leather, smooth, soft and durable, suitable for travel and outdoor activities. The Inserts are blank craft paper which can keep your writing and drawing the same as beginning to help you reread easily in future.Both cover and insert work to give you a permanent memory.The hardcover notebook paper is acid-free and no worry about it disintegrating over the years.【Blank Paper】 No lined feature, you can draw mind maps, sketch ideas or write notes freely on the page.Perfectly work as writing journal, drawing pad, sketch book , travelers notebook, diary planner and so on.【Refillable Notebook】 Take out pages that aren't important and swap in for blanks to keep filling it out. Take paper out or in eas.