Brittany Mahomes is showing off her bikini bod in front of a camera yet again ... this time, the Sports Illustrated Swimsuit model stripped down for an energy drink ad -- and she looks goooood!!!
Patrick Mahomes' significant other tossed on a hot-pink two-piece to help sell Alani Nu's new Hawaiian Shaved Ice Energy bevvy this week ... revealing her body is still as toned as ever.
In the advert that the 28-year-old mother of two posted to her Instagram page .