Kourtney Kardashian flaunts her incredibly toned physique in a ribbed black bikini

The eldest Kardashian sister, Kourtney, showed off her well-toned body in a black bikini as she posted a photo on her Instagram.

Kardashian greeted her fans with a new Instagram update posting a stunning photo of herself embracing her tight physique.

The mother-of-three can be seen lounging by the pool as she enjoyed a day under the sun, working on her tan.

Kardashian wore a black crop top bikini and matching high-waist bottoms, showing off her ripped abs and well-toned legs.

To perfect the look, she also wore a black baseball cap and a red-tinted sunglasses.

While she can be seen enjoying her drink on the photo, another woman has been cropped out of the frame right beside her. The Keeping Up with the Kardashians reality star’s caption revealed that she was together with Larsa Pippen, a family friend.

Kardashian poked fun of Pippen as she was cut in the photo. She blamed her makeup artist, Hrush Achemyan, for leaving Pippen out of the frame.

Pippen casually appears with Kardashian on the show, which also features the rest of the Kardashian-Jenner clan, including Kim Kardashian-West, Khloe Kardashian, Kris Jenner, Kendall Jenner, and Kylie Jenner.

Since posting the photo on May 27th, the snap had already received over one million likes. It comes as no surprise since Kardashian regularly updates her 63.5 million followers.

Fans have been praising the reality star on the comments with the progress she has made since she started working out.

One fan, Amber Daniel, commented, ‘You are the most beautiful of all the sisters, in my opinion.’

Nancy Rodriguez, another Instagram user, also commented and wrote that Kardashian looked gorgeous in the shot. Ferdin Francisco also wrote that the star looked beautiful.

As for Kardashian’s three children, 8-year-old Mason, 5-year-old Penelope, and 3-year-old Reign, they have been enjoying leisure time with their father, Scott Disick, at St. Barths for his 35th birthday. They are accompanied by Disick’s girlfriend, 19-year-old Sofia Richie.