1. Material: PU cover, 80 grams of Dolin paper 2. Size: about 23.5x17 cm/book 3. Weight: about 450g/book 4. Number of sheets: 100 sheets/book 5. Scope of application: work records, notebooks, diaries, etc. 6. Features: metal binder design, easy to use, the inner page can be replaced at any time, with card inserting position and pen inserting position inside, convenient and practical, the cover is designed with a buckle, exquisite and beautiful, the round back design guarantees the paper, and the page is firm
