Lara Worthington (nee Bingle) is believed to have given birth to their third son in May.
And the glamorous former model, 33, showed off her enviable post-baby body in a series of self portraits on Saturday.
Posing up a storm in Utah, the mother-of-three looked effortlessly chic in a black ensemble with a belt cinching in at her svelte waistline.
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Yummy mummy! Makeup-free Lara Bingle, 33, showed off her incredible post-baby body in stunning self portraits in Utah on Saturday after the ‘secret birth’ of her third child with husband Sam Worthington
In the various photos, Lara posed on the picturesque red sandstone rocks surrounding Lake Powell, in Utah.
‘Self portrait in Utah @ysl Kate 99 via route 59,’ Lara captioned the images, while promoting the luxury, studded suede purse worth AU$3,960.
The former socialite, who hails from Cronulla, a beachside suburb in Sydney’s south, was barefoot in the sand as she pouted for the camera.
Perfect backdrop: In the various photos, Lara posed on the picturesque red sandstone rocks surrounding Lake Powell, in Utah
Expensive taste: Lara was promoting a luxury, studded suede purse by YSL worth AU$3,960
Natural beauty: Lara’s short blonde locks were slicked back with water and she appeared to be completely without makeup for the laid-back photo shoot
Lara wore a billowing, loose-fit blouse paired with a structured belt worn high around her torso.
Her short blonde locks were slicked back with water, while her flawless complexion appeared to be makeup-free.
The Los Angeles-based businesswoman also shared a video of herself kayaking on the same lake last week.
Holiday? The Los Angeles-based businesswoman also shared a video of herself kayaking on the same lake last week
Lara lives in Los Angeles with her husband, Sam, who is best known for playing Jake Sully in the Avatar film series.
The couple share three sons, Rocket, four, Racer, two, and a newborn baby whose name they haven’t disclosed.
Lara and Sam are yet to reveal when exactly the baby was born.
Family: Lara lives in Los Angeles with actor husband Sam Worthington (right). The couple share three sons, Rocket, four, Racer, two, and a newborn son, whose name is unknown