Kendall & Kylie Jenner Show Off Their Bikini Bodies in St. Barts!

Kendall and Kylie Jenner show off their unbelievable bikini bodies while heading to a boat while on vacation in St. Barts on Tuesday (August 18).

The 19-year-old model and her 18-year-old younger sister were joined by Khloe Kardashian and Kourtney Kardashian, who brought along her son Mason (not pictured).

The family was being filmed by the Keeping Up with the Kardashians crew, so we’ll get to see all the happenings of their big vacay in the upcoming season!

Earlier in the day, Kim Karadshian was seen doing some yoga on the beach! See all the photos below.

FYI: Kendall is wearing a Montce Swim bikini. Kylie is wearing Levi‘s 501 Shorts.

20+ pictures inside of Kendall and Kylie Jenner in bikinis…