This is Etchr's Perfect Sketchbook in size A4, which is 8.3" high by 11.7" wide. Each book has 44 pages. These Sketchbooks use 300g acid-free, artist grade, 100% cotton cold press paper. They open flat and have a landscape format. Case bound and glue reinforced. Vegan-friendly polyurethane cover. Simply the nicest watercolor sketchbook you've ever owned.