No caption needed– that's for sure!!
While casually flexing his muscles, the Biebs rocked a killer pair of sneaks to match his red hot leather sweatpants.
But it's his lack of clothes that we're really paying close attention to. LOLz!
Isn't he looking fiiiiine??
Guess all that dramz Justin's found himself in the center of has him werking out all that stress in the gym. We're not hatin'!
[Image via Instagram.]