I got a roll of ninjaflex and needed something to test it out, so I made a bracelet I can use to show off my alignment. Unfortunately the final result was not as I expected. I've uploaded 2 versions, one with ridges (not recommended) and with without them (probably make the letters more readable.For more information you can check out: http://joes3dworkbench.blogspot.com/2014/07/printing-ninjaflex.html