Summary Scale it, print it, use it and give it away to ur friends! scale it small and its a nice clip for all. Print Settings Printer Brand: Prusa Printer: Prusa Mk2 Rafts: Yes Supports: No Resolution: 0.1-0.2 mm Infill: For Armring no Infil for a clip or Holder 12% Notes: Raft is no a must. Use Biofila from two bears for a good "handling" It feel best on Skin i think. Use Wood Filament that look awsome. Importand min 3 outlines Heat the think up before put it on the arm. Lighter do the job with 10cm distance) to protect ur arm use soxs. For safty use take glowing in the dark filament. For a crazy effect use color changing pla folament. the most filaments change the color on 31 degres Celsuis. If u use it in water it change rapid the color on skin.