EXCLUSIVE: Kaia Gerber gets cheeky in thong bikini while packing on the PDA with boyfriend Austin Butler on Cabo San Lucas trip with parents Cindy Crawford and Rande Gerber

Kaia Gerber and Austin Butler took their love south of the border along with her parents and brother of course. The 21-year-old model and 31-year-old actor – who were seen out in Los Angeles last week – were seen enjoying a holiday in beautiful Cabo San Lucas, Mexico on Thursday. It was a family affair for Kaia as she was joined by her 56-year-old supermodel mother Cindy Crawford, 60-year-old businessman father Rande Gerber, and 23-year-old model brother Presley on the trip.

Kaia put on quite the cheeky display as she enjoyed a dip in the pool in a gold thong bikini.

She also made sure to wear protection as she sported a pair of sunglasses while splashing around.

Her brunette tresses were worn down as she showcased her natural looks by going make-up free.

The model later hopped out of the pool and dried off with a white towel given to her by her famous mother.

Kaia and Austin certainly seem to be going strong as they held hands before hopping in a golf cart.

The Elvis actor sported a blue T-Shirt, black board shorts, and flip flops for the day of fun in the sun.

Cindy showcased he model legs in a floral mini dress along with sunglasses and a sun hat.

Rande showed off his impressive model physique as he swam in board shorts before putting on a white T-Shirt and baseball cap.

Presley showed off his tattoo collection and washboard abs in white board shorts.