125' from each side to give you a finished trim size of 5.5' x 8.5'.įor a professional interior book layout, we recommend that you keep any elements you don't want trimmed off, at least a. 125' to all four sides of your document, which will create a 5.75' x 8.75' page size. 125' to each side of the document to accommodate for the excess paper that will be trimmed off.įor example: If you want a 5.5' x 8.5' finished trim size, you will need to add. If you want the interior pages to bleed (where the artwork goes right to the edge of the paper) and are using Microsoft Word, or any other word processing program, you will need to add.