zNSFW

Rainbow Penis

If your penis was rainbow colored, this is what Kim Kardashian would look like sucking
Rainbow horse cock
Wake up, and taste the rainbow
Rainbow Dash and floating stallion penis sketch.
Rainbow Delegation, anyone?
Taste the rainbow! ;)
I Googled "Rainbow Penis" and thought it would make a good wallpaper (NSFW)
Rainbow ain't got patience for penis
Who wouldn't want a rainbow penis? [MM]
taste the rainbow? pm's welcome...
Not a man with a rainbow keyboard penis
Rainbow penis
taste the rainbow
Taste the rainbow
Penis w/ Radiant Cum Drip - From the series "Refractions of a Cosmic Rainbow"
The treasure underneath the rainbow