Product Overview: A reliable square line notebook designed for precise writing and calculations, ideal for academic and professional use. Key Features: ‣ Square line format with 10mm spacing for structured notes. ‣ Durable binding ensures pages stay intact. ‣ Lightweight for convenient portability. Specifications: ‣ Size: 240 x 180 mm. ‣ Material: High-quality paper. ‣ Quantity: 100 pages.