Zac Efron Goes Shirtless While Hitting the Beach With Younger Brother Dylan!

Zac Efron is showing off his ripped abs during some vacation time!

The 31-year-old actor went shirtless while hitting the beach with younger brother Dylan on Thursday afternoon (January 11) in Cabo San Lucas, Mexico.

PHOTOS: Check out the latest pics of Zac Efron

The brothers were joined by some friends as they rode jet skis around the water and later tried out slacklining on the sand.

The group caught the whole thing on camera as they as they were seen filming on GoPro cameras throughout the afternoon.

The following day, Zac tried out beach side golfing and took to his Instagram to share the video.

“FOORREE!!” Zac captioned the vid.

Check it out below…

15+ pictures inside of Zac Efron shirtless on the beach…