Tyra Banks is almost 40, but many would say that she looks fabulous for her age.

This week, the former model uploaded several bikini shots on Instagram from her vacation, in which she promotes fuller figures.

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"No face. Just fierce...and juicy thighs. Sending bikini love to my girls with some curves & bootay! #fierceyovacation," she captioned one of the shots.

She captioned another, "#fierceyovacation continues with a #LayDownBootyTooch. Let's be real: My butt is SO much bigger than this. But this angle makes it look smaller. #DontLetTheAngleFoolYou," she captioned one.

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After Banks retired from modeling in 2005, she was criticized for putting on some weight. At one point, she fed into the public's scrutiny and went on a diet. But, she told the magazine that she didn't like how she looked in a skinny body.

"To me, it's like, I lost weight a couple of years ago and that just changed the way I ate, it changed the way I thought. I actually got too thin because I have tunnel vision," she recently told US Weekly. "I was at the height of my success when I was at my biggest.. so then I go, 'Why am I shedding weight for press when, like, I told the world to kiss my fat a-- and had Emmys and Top Model was at its peak and I was on Time magazine's top influential people two times in a row -- all with a big a--."

Scroll through our gallery to see Banks' gorgeous bikini shots.