The file 'Killer Ring – Common Sizes 3D Printer Model' is (stl) file type, size is 464.4KB.
I wanted a cooler wedding band. I printed this one in ProtoPasta Carbon. It looks awesome... flat black. This would be killer in NinjaFlex as well.
ProtoPasta Carbon: https://www.amazon.com/Proto-pasta-CFP11705-Original-Carbon-Fiber/dp/B01BDL4BNG/ref=as_li_ss_tl?ie=UTF8&qid=1461210551&sr=8-1&keywords=protopasta+carbon&linkCode=sl1&tag=youtube0a96-20&linkId=e8278133f85cd41149876c8108480bb3
NinjaFlex: https://www.amazon.com/Proto-pasta-CFP11705-Original-Carbon-Fiber/dp/B01BDL4BNG/ref=as_li_ss_tl?ie=UTF8&qid=1461210551&sr=8-1&keywords=protopasta+carbon&linkCode=sl1&tag=youtube0a96-20&linkId=e8278133f85cd41149876c8108480bb3