Customized version of http://www.thingiverse.com/thing:248635

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=248635

Using the following options:

thickness = 2
letter_spacing = 2
first_letter = P
jewlery_loop_thickness = 1
third_letter = O
resolution = 32
buildplate_selector = 0
border = 4
jewlery_loop_position = 0
backing = 1
second_letter = R
font_weight = 4
radius = 10