Sakura Squared Hard Cover Notebook 13x21 cm Black

Premium Sakura squared hard cover notebook combining functionality with elegant design. Features 80 sheets of FSC-certified, acid-free paper (140 g/m²) with a cream white tone that reduces eye strain during extended use. The 5mm grid squares are perfectly suited for mathematical equations, technical graphs, architectural sketches, and design layouts. The sturdy paper quality ensures compatibility with virtually all pen types—fountain pens, ballpoint, gel, and markers—without bleed-through or feathering. Wrapped in a durable black hard cover with rounded corners for protection and comfort. Includes an elastic closure band to keep pages secure, a ribbon bookmark for quick navigation, and an expandable back pocket for storing loose notes, clippings, or sketches. Dimensions: 21 x 13 cm. An essential companion for students, professionals, designers, and anyone seeking a reliable, versatile writing and sketching journal.