CYCLING hurts your bum at the best of times - so imagine doing it NAKED. But it didn't put off riders at this week's annual World Naked Bike Ride.
Thousands of enthusiasts around the world took part in the event this week.
And our snappers caught up with riders in Australia who painted their bits to expose "the vulnerability of cyclists, humanity and nature".
Well, from these shots we think they exposed more than enough.
