The hardcover variant stands for maximum space and durability in every situation. With 219 numbered pages, the LEUCHTTURM1917 Composition (B5) hardback notebook offers almost 50 % more pages and plenty of room for notes, ideas and drafts than the mainstream paperback version. The Composition (B5) notebook with hardcover is for those who like to actively plan their life across all channels and with an abundance of space. The composition format description refers to the standard size of composition books common in the US and roughly corresponds to the B5 format known in Europe.