MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
Good question, I don't have a version of the file that is all one piece, but I will see what I can do. It might not be soon, as I will have to rebuild the entire model. You would also have to deal with a lot of support material inside the helmet for it to print well. Do you have any modeling software to try yourself?