She recently shared the secrets behind her fit physique.
And model and former SAS star Erin McNaught flaunted her incredible figure in a string bikini on Friday.
The 39-year-old showed off her toned abs in a sparkly grey two=piece as she soaked up the sun in Brisbane.
Makeup free, she revealed her flawless line-free visage and protected her face with a baseball cap.
Erin appeared to be sunbathing on the balcony of the $2.8 million Brisbane home she shares with her husband, British rapper Example.
Erin recently unveiled the secret behind maintaining her toned, fit physique and fresh-faced looks.
The former Miss Universe Australia unpacked her knowledge and advice in an interview with Body and Soul Magazine.
Erin revealed that the key to staying fit is regular runs - and it's a great way to to get some sun, too.
'I find trail running is so good for my mind and a great form of exercise to help support my overall health,' she told the paper.
'It's great to be out in nature and getting the vitamin D rays is important, too,' the model added.
Another big priority in her life is simply getting enough sleep, and eating well.