This Q line A4 notebook features a sleek black cover design with 100 sheets of high-quality paper ruled in a 10mm square grid pattern. The spiral-bound notebook combines professional aesthetics with practical functionality, perfect for mathematical calculations, technical drawings, or organized note-taking. Key features: • A4 size format • 100 sheets capacity • 10mm square grid ruling • Durable black cover • Metal spiral binding • Minimalist Q line branding • Lies flat when open The notebook features a sophisticated matte black cover with subtle Q line branding in the corner. The 10mm square grid pattern provides precise spacing for technical work while maintaining a clean, professional appearance. The metal spiral binding ensures smooth page turning and allows the notebook to open completely flat for comfortable writing. The A4 size (210 x 297mm) offers ample space for detailed work while remaining portable.