The finished dimensions of the roll are 38"x18". I designed the pattern for this project to be easily printable on letter-sized or A4 paper. Assemble it by lining up the registration marks and taping the papers together. This pattern and tutorial are available for free on my website-- purchase this digital version to express your appreciation for this resource. This pattern is licensed CC BY-SA-NC. If you'd like to use it commercially, please purchase a commercial license.