Caitlyn wore a slashed white swimsuit and large sun hat as she enjoyed the warm weather.
The famous reality star seemed to be in good spirits as she relaxed with her girlfriend Sophia Hutchins.
Despite their 47-years age difference the two are getting along very well right now.
The I Am Cait star has been in Cabo San Lucas staying at a luxury resort for her birthday celebrations.
On Friday, Caitlyn posted an Instagram video of herself walking on the beach in a dark, plunging one-piece swimsuit and wearing a wide-brimmed hat.
She wrote in the caption: “40 years ago my therapist asked me what my fantasy is, I told her walking on the beach being my authentic self and…”
Her girlfriend also wore a white bikini as she lapped up the sun alongside the famous former Olympic athlete. She reportedly upset Jenner recently by claiming they were just business partners.
We pay for juicy info! Do you have a story for RadarOnline.com? Email us at firstname.lastname@example.org, or call us at (866) ON-RADAR (667-2327) any time, day or night.