Toned abs and hittin’ the gym are obviously a popular trend in Hollywood, but can you guess which studly star put his washboard abs on full display in this shredded shot?

This actor is used to showin’ off his hot bod, especially when he’s out in the wild adventuring with his famous brother … He may be a traitor but hey, if you’ve got it, go on and flaunt it dude!

Are you heatin’ up yet? Are your muscles feelin’ swole?

Well, if you’re needing some more pump, click through these in-shape celebs and vote who’d you rather break a sweat with!