The Q line A4 Notebook features a sleek black cover design with 80 sheets of high-quality paper featuring 10mm square grid ruling. This professional notebook includes spiral binding and comes in a standard A4 size format, perfect for technical drawings, graphs, and organized note-taking. Key features: • A4 size format • 80 sheets capacity • 10mm square grid ruling • Durable black cover • Spiral binding system • Minimalist Q line branding • Professional design aesthetic The notebook features a minimalist design with the Q line logo subtly placed on the cover. The spiral binding allows pages to lay flat when open and provides 360-degree rotation. The 10mm square grid pattern is ideal for mathematical calculations, architectural sketches, planning, and detailed technical drawings. The black cover offers a professional appearance while providing protection for the pages inside.