High-quality paper: This model is made of 100 GSM thick paper, which can prevent ink seepage and ghosting. A line spacing of 0.7 millimeters is very suitable for detailed writing. Including 80 double-sided papers; With 160 horizontal pages, this wired notebook offers ample space for all your writing needs, from meeting minutes to personal diaries Durable and elegant design: The spiral notebook features a high-quality PU leather cover. The double-line binding provides a sturdy structure, allowing the notebook to be laid flat for easy writing. The waterproof cover can protect your banknotes from spilling and damage, making it a reliable choice for daily use Portable size: Cover size -6.10 "x 8.19"; Inner pages -5.75 "x 8.125", very suitable for offices or homes; It can be easily stuffed into a backpack, carried around or carried by hand, and can be taken anywhere. Compact and travel-friendly design Orderly and powerful: The spiral diary includes an inner pocket for storing loose paper, receipts, and other essentials, keeping your notes and documents neatly organized Multi-purpose - Suitable for all office, school and home uses, including taking notes and keeping work organized, serving as a diary or diary for brainstorming, creative writing or simply doodling and drawing as you please. It can be a wonderful gift for friends, family, classmates and colleagues