This Maruman Mnemosyne N196A notebook measures 6.4 x 5.1 inches and features 50 perforated sheets of white lined 80gsm paper. The lines are spaced 7mm apart and the notebook has a wire spiral binding. The 21 lines on the page are divided into 3 sections by a slightly bolder grey line, and each page has space at the top for the date or page number and a title.