To make the burlap ribbon rose, I cut off a 24 inch length of ribbon. (throughmyfrontporch.com)
The desk measure about 52 inches length x 24 inches width x 31 inches high. (1stdibs.com)
We recommend six to 12 - inch lengths in general, as they offer excellent cutting power while still being able to be easily handled by beginners. (geekwrapped.com)