Up. Though down makes for a better bulge!
I cant imagine "up"--it would stick out the top by a couple inches . . .
mine is too long to put it up....im usually up and to the side - can not believe that everyone wrote down! tell me, when you sit, is there any chance of sitting on your dick?
The one time I wore them - if it had been up it would have stuck out the topan average endowed guy here. guys, how do you position your dick when in speedos?