Kim Kardashian proudly showed it off during a workout on the beach yesterday in tight lycra exercise gear.
And it looks as though her mother's Kris might be after a few pointers in that department, as Kim was seen putting her through her paces at Santa Monica.
Follow me mom: Kim Kardashian shows her mother Kris Jenner how to get her famous figure as they film a new ad for Skecher's Shape Up sneakers
Kim, 30, is the face of the brand and starred in a $3 million, thirty second super Bowl commercial for the company this year.
Kim wore a tight pink sports top and black leggings to colour-coordinate with her Shape Ups, while Kris wore a black and white workout outfit.
Money maker: The 30-year-old reality star has made millions from her famous curves
In the ad Kim is seen getting steamy with her personal trainer, before telling him she doesn't need him any more, thanks to her new Shape Ups.
The brand is just one of many endorsements under Kim and her sisters have under their belt.
The Hollywood Reporter recently revealed that last year the Kardashians earned a combined $65 million from their slew of reality shows, endorsement deals and products.
This is how you do it: Kim demonstrates her workout moves while Kris watches at their Santa Monica filming location
Giving them their money's worth: Kim was spotted in the trainers off camera during a trip to the gym the day before too
Her daughter was pictured visiting the gym with sister Kourtney the day before, wearing a different pair of the resistance training shoes, making sure she represents the brand on and off the clock.
The brand has witnessed a spike in sales since Kardashian began acting as ambassador for the brand, but it hasn't been without controversy.
A woman in Ohio is suing the company, claiming she began suffering from painful stress fractures in her hips after wearing the shoes for an extended period, and required surgery.
Workout girls: Kim worked up a sweat with sister Kourtney in Sherman Oaks, California
In the issue, Kris defends her daughters' careers.
'It's annoying when I hear, "What do your girls do?",' she said. 'Well, first of all, all of my daughters have jobs.
'They are fashion stylists and designers; they own a chain of stores. They had the stores before they had the show.
Empire: The Kardashians, who earned a combined $65 million last year, attended a party this week to celebrate their Redbook magazine cover
'So to me, that's a huge misconception - that the girls don't work. They work 25 hours a day.
'And that they don't have any talent? They might not be singers or dancers, but they certainly know how to produce a television show.
'Whether you want to call it talent or not, they have multiple shows on the air. [I want to say,] How many shows do you have?'
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