IPhone 5 Case Octogon

thingiverse

This custom-made iPhone 5 case is ultra-slim and boasts octagonal shapes, which are a favorite among mathematicians. It's based on the design at http://www.thingiverse.com/thing:40703 and can be further personalized using the Customizer app. Pattern thickness is set to 2, pattern shape to 8, pattern overlap to 25%, pattern rotation to 0, iPhone version to 2, case thickness to 1.8, build plate selector to 0, and pattern radius to 9.