Jennifer Lopez goes makeup-free, flashes abs in sexy new selfie

Jennifer Lopez's looks abs-olutely ridiculous in her latest Instagram post.

The 46-year-old American Idol judge wowed with a make-up free selfie on Monday, showing off her fit mid-section in a lime green sports bra and yoga pants.

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"Gotta get it in... #workinonmyfitness #gymtime #cardio #thereIamwithnomakeupagain! Lol," she wrote.

Turns out, J. Lo can have her cake and body too.

See more photos of Jennifer Lopez through the years:

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Earlier in the day the Shades of Blue star helped her twins, Max and Emme, celebrate their 8th birthday with a big birthday cake, sharing a photo of them on Instagram.

To see the sweet message Lopez shared to her "coconuts" watch the video below.