Customized version of http://www.thingiverse.com/thing:40703

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=40703

Using the following options:

case_thickness = 1.8
iphone_version = 1
build_plate_selector = 0
pattern_rotation = 45
pattern_shape = 6
pattern_overlap = 31
pattern_thickness = 6
pattern_radius = 13