More and more self-publishers and designers want to have their own design of the journal, diary and notebook. But many of them don't know the exactly size of the inner pages and cover, that's why we prepare this document/file for little help. We have our standard size in China if your books will printed in China, this can help you to solve the problem at the very beginning. You can customize and edit your design any kinds. Any other help, please let us know.