No sweat! Kim Kardashian flashes midriff in gray during outing with kids North and Saint... as it's reported that sister 'Kylie Jenner is pregnant'

Her sister Kylie Jenner is pregnant with boyfriend Travis Scott's baby, according to reports.

And on Friday, Kim Kardashian stepped out with her kids North, four, and Saint, one, in Woodland Hills, California.

The 36-year-old entrepreneur flashed her flat stomach in grey sweat bottoms with a coordinating crop top.

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Family first: Kim Kardashian stepped out with her kids North, four, and Saint, one, in Woodland Hills, California

Family first: Kim Kardashian stepped out with her kids North, four, and Saint, one, in Woodland Hills, California

The mother of two kept it casual in her signature high waisted neutral sweats, which she styled with sneakers.

Kim flaunted her flat midsection and her ample cleavage in a simple top in a dark gray tone.

The KKW Beauty founder added a touch of glam with her sunglasses.

Kim styled her platinum blonde locks loose and wavy around her with just a touch of makeup.

Still looking fantastic: Hours later, Kim stepped out in her same ensemble for dinner at Casa Vega in Sherman Oaks

Still looking fantastic: Hours later, Kim stepped out in her same ensemble for dinner at Casa Vega in Sherman Oaks

Steal Kim's sporty style in grey joggers by Yeezy

Kim Kardashian has got a new go-to wardrobe piece, and no, it's not a bodycon LBD. Plot twist!

The reality television superstar rarely leaves the house without repping her husband's clothing line nowadays, so it's hardly a surprise her grey joggers are by Yeezy.

We'll cut to the chase - they're perfect for ticking the sports luxe trend off your list, and unlike Kanye West's elusive trainers, they're actually available to buy now.

Click (right) to keep up with Kim, or shop the more budget-friendly options we've picked out for you in the edit below.

You can't say no to New Look's bargain version! Why not try styling yours up with barely there heels, a crop top and a black blazer?

* PRICES MAY NOT BE AS ADVERTISED
So gorgeous: The 36-year-old entrepreneur flashed her flat stomach in grey sweat bottoms with a coordinating crop top

So gorgeous: The 36-year-old entrepreneur flashed her flat stomach in grey sweat bottoms with a coordinating crop top

Curves ahead: The mother of two kept it casual in her signature high waisted neutral sweats, which she styled with sneakers

Curves ahead: The mother of two kept it casual in her signature high waisted neutral sweats, which she styled with sneakers

What a stunner: The mother of two added a touch of glam with her sunglasses

What a stunner: The mother of two added a touch of glam with her sunglasses

The golden haired beauty took her children to Glowzone LA; she was later joined by sisters Khloe and Kourtney Kardashian.

North looked adorable in her Adidas red and white jersey dress, adding black and white sneakers and a top knot.

Saint, who turns two in December, looked so sweet in his graphic top and sweats. 

Star power: The stunner wore pink lipstick with just a touch of blush on her cheeks

Star power: The stunner wore pink lipstick with just a touch of blush on her cheeks

Doting mom: Kim flaunted her flat midsection and her ample cleavage in a simple top in a dark gray tone
Doting mom: Kim flaunted her flat midsection and her ample cleavage in a simple top in a dark gray tone

Doting mom: Kim flaunted her flat midsection and her ample cleavage in a simple top in a dark gray tone

Good looking lady: Kim styled her platinum blonde locks loose and wavy around her with just a touch of makeup

Good looking lady: Kim styled her platinum blonde locks loose and wavy around her with just a touch of makeup

Snack time: North looked adorable in her Adidas red and white jersey dress, adding black and white sneakers and a top knot

Snack time: North looked adorable in her Adidas red and white jersey dress, adding black and white sneakers and a top knot

Having a good time: Saint, who turns two in December, looked so sweet in his graphic top
Having a good time: Saint, who turns two in December, looked so sweet in his graphic top

Having a good time: Saint, who turns two in December, looked so sweet in his graphic top

Her younger sister, Kylie, is rumored to be expecting her first child.

The 20-year-old star and her rapper boyfriend Travis Scott, 25, have been sharing the news with their friends earlier this month, according to TMZ.

It's been reported that Travis allegedly knows the sex of the child - a girl. 

The pretty businesswoman carried son Saint in her arms while North stayed close

The pretty businesswoman carried son Saint in her arms while North stayed close

Stepping out: Kim arrived looking glam in her fitness inspired ensemble
Stepping out: Kim arrived looking glam in her fitness inspired ensemble

Stepping out: Kim arrived looking glam in her fitness inspired ensemble

Mommy's girl: North was enjoying a snack while heading with mom Kim and son Saint

Mommy's girl: North was enjoying a snack while heading with mom Kim and son Saint

Family is everything: The star's blonde locks grazed her gym honed abs
Family is everything: The star's blonde locks grazed her gym honed abs

Family is everything: The star's blonde locks grazed her gym honed abs

Heading home: The Keeping Up With The Kardashian was seen on her way out

Heading home: The Keeping Up With The Kardashian was seen on her way out

Kylie and Travis have been dating since April, after she split from her on/off boyfriend Tyga. 

A source confirmed the news to DailyMail.com, adding that the young star was around four months pregnant.

TMZ first broke the news, with a report stating that Travis was telling friends his life was about to change. 

Kisses: The talented star shared a selfie to her Snapchat as she blew a kiss to her followers

Kisses: The talented star shared a selfie to her Snapchat as she blew a kiss to her followers

Close: Her younger sister, Kylie, is rumored to be expecting her first child; pictured with her boyfriend Travis Scott in May in Miami

Close: Her younger sister, Kylie, is rumored to be expecting her first child; pictured with her boyfriend Travis Scott in May in Miami

In love: The 20-year-old star and her rapper boyfriend Travis Scott, 25, have been sharing the news with their friends earlier this month, according to TMZ; seen together in April at a Houston Rockets game

In love: The 20-year-old star and her rapper boyfriend Travis Scott, 25, have been sharing the news with their friends earlier this month, according to TMZ; seen together in April at a Houston Rockets game

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