Perfect for capturing thoughts, notes, and ideas, the Penco Coil Notebook combines traditional design with thoughtful details. The lined pages are printed using water-based ink, following classic Japanese ruler techniques for precise, clean lines. Its spiral binding allows the notebook to lie completely flat, offering a smooth and comfortable writing experience whether you're at your desk or on the move. On the back, youll find three handy conversion tables. Practical references that might just come in useful when you least expect it.