1:1
2011
aperture_logo
aperture_science
detailed
digit_ring
english_text
grandfathered_content
heart_symbol
humor
inanimate_object
jewelry
not_furry
portal_(series)
ring
ring_(jewelry)
simple_background
text
url
valve
valve_corporation
wedding_ring
weighted_companion_cube
white_background
yuumei
zero_pictured
