Kourtney shows off her abs in shorts and a cropped tee and posts weekend snaps with Travis Barker

Kourtney shows off her abs in shorts and a cropped T-shirt after a grueling fitness routine… while sharing beloved weekend snaps with Travis Barker

She put her focus on fitness a week after a whirlwind trip to Las Vegas with her rockstar boyfriend.

And Kourtney Kardashian showed the fruits of her labor as she showed off her abs as she posed on a mat in her home gym for a series shared on Instagram on Monday.

The 42-year-old reality star included the photo in a collection of photos from her weekend, which included biking near the Venice Beach boardwalk with boyfriend Travis Barker.

Fitness: Kourtney Kardashian showed off the fruits of her labor as she showed off her abs as she posed on a mat in her home gym for a series shared on Instagram on Monday

Kourtney was sprawled on a mat in front of the mirror, wearing a vintage concert t-shirt tied into her sports bra.

Her little black shorts had an ombre pink waistband and she wore high black socks that matched a pair of trainers.

The oldest of the Kardashian/Jenner brood showed off her impressive triceps as she flexed her muscles in a new shot.

Kourtney was clearly proud of her progress when she found the perfect bathroom mirror for another selfie, this time in a silky black mini dress.

Just the two of us: The 42-year-old reality star included the photo in a collection of photos from her weekend, including biking near the Venice Beach boardwalk with Travis Barker

Just the two of us: The 42-year-old reality star included the photo in a collection of photos from her weekend, including biking near the Venice Beach boardwalk with Travis Barker

Strength in her gains: The oldest of the Kardashian/Jenner brood showed off her impressive triceps as she flexed her muscles in another shot

Strength in her gains: The oldest of the Kardashian/Jenner brood showed off her impressive triceps as she flexed her muscles in another shot

Mom: Kourtney was clearly proud of her progress when she found the perfect bathroom mirror for another selfie, this time in a silky black mini dress

Mom: Kourtney was clearly proud of her progress when she found the perfect bathroom mirror for another selfie, this time in a silky black mini dress

Babes in Toyland: Kourtney recently returned from a whirlwind trip to Las Vegas, where she painted the city red with the Blink 182 drummer

Babes in Toyland: Kourtney recently returned from a whirlwind trip to Las Vegas, where she painted the city red with the Blink 182 drummer

Kourtney recently returned from a whirlwind trip to Las Vegas, where she painted the city red with the Blink 182 drummer.

Her regular hairstylist Glen Coco (aka Oropeza) sparked gossip when he shared several snapshots of the couple’s romantic trip to Sin City.

NOWWW I understand why ppl is getting married in Vegas. There’s nothing like love and a good time,” Coco wrote in his caption, leading fans to think Kravis had tied the knot.

Interesting: Her regular hairstylist Glen Coco (aka Oropeza) sparked gossip when he shared several snapshots of the couple's romantic trip to Sin City

Interesting: Her regular hairstylist Glen Coco (aka Oropeza) sparked gossip when he shared several snapshots of the couple’s romantic trip to Sin City

Celebrating: Travis Alabama's 15-year-old daughter appeared to be repeating the news as she shared photos of the couple with

Celebrating: Travis Alabama’s 15-year-old daughter appeared to be repeating the news as she shared photos of the couple with “So happy for you” written at the top

Adding to the intrigue, Kourtney shared similar photos to her account this weekend, writing, “What’s happening in Vegas…”

Travis Alabama’s 15-year-old daughter appeared to be repeating the news when she shared photos of the couple with “So happy for you” at the top.

The adorable couple put on an amorous display during UFC 264 when live cameras caught them in a passionate French kiss before the fight at the T-Mobile Arena.

Get a room: The adorable couple put on an amorous display at UFC 264 when live cameras caught them in a passionate tongue kiss before the fight at the T-Mobile Arena

Get a room: The adorable couple put on an amorous display at UFC 264 when live cameras caught them in a passionate tongue kiss before the fight at the T-Mobile Arena

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