Ample Writing Space: 320 pages with precise grid layout, perfect for math calculations, graphing, engineering sketches, journaling, and organized note-taking
Thick Smooth Paper: 100gsm thick acid-free paper resists ink bleeding, feathering, and ghosting, delivering clear writing and long-term preservation for notes, drafts, and technical drawings
High-quality Hardcover Structure: Sturdy leather hardcover protects inner pages, lays flat for easy writing, ideal for students, professionals, engineers, and daily use in office, school, and business scenarios
Portable A5 Size: Compact 5.75 x 8.38 inches easy to carry in bags, suitable for classroom, office, travel, and on-the-go note taking and idea capturing
Versatile Multi-Scene Use: Designed for daily writing, study, work, and creative planning, bringing efficiency and elegance to your study and work life
