When creating a project, you will be asked for the paper size. Currently, we support the following sizes, but if you would like a different size, let us know and we can easily add another option. Letter (8.5" × 11")A4 (210mm × 297mm)A0 (841mm × 1189mm)Tabloid (11" × 17")Legal (8.5" × 14")A3 (297mm × 420mm)ProjectorProjector with inverted colours