Kourtney Kardashian Shows Off Her Insane Abs

Kourtney Kardashian rocks a Yeezus baseball cap as she heads to her car on Thursday afternoon (February 18) in Beverly Hills, Calif.

The 36-year-old reality star was taking her three-year-old daughter Penelope and her one-year-old son Reign to music class.

PHOTOS: Check out the latest pics of Kourtney Kardashian

A day earlier, Kourtney took to her Instagram to share a post-workout selfie and show off her incredible abs.

“Don has been gone for 10 days but he is back! He almost made me throw up…love those kind of workouts,” she captioned the image.

Adding on her Twitter, “The Life of Pablo just took my workouts to a new level.”

FYI: Kourtney is wearing J Brand jeans.