Discover the innovative Cartoon Middle Finger Light Box 3D model on Thangs.com. Cartoon middle finger is a cheeky addition to any workspace or desk area, powerfully showcasing your greatest asset.. Humor. This 3D model effortlessly merges style with practicality. For easy assembly, it's designed to be printed face down. Remember to run your LED lights prior to snapping on the backplate - it's not meant to be removed, effectively eliminating the need for any glue or screws. Installing the back plate does require some force.