Chris Pratt, 45, and pregnant Katherine Schwarzenegger, 34, enjoy family stroll in LA with kids Jack and Lyla

Chris Pratt and Katherine Schwarzenegger got some fresh air with their kids on Friday in Los Angeles.

The twosome, 42 and 32, enjoyed the nice weather as they stepped out for a stroll with Chris’ son Jack, nine, and their daughter Lyla, one.

The soon-to-be father-of-three held his little girl in his arms while his pregnant wife pushed a small red and black stroller.

Family outing: Chris Pratt and Katherine Schwarzenegger got some fresh air with their kids on Friday in Los Angeles

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Family outing: Chris Pratt and Katherine Schwarzenegger got some fresh air with their kids on Friday in Los Angeles

Katherine was dressed in black leggings and a short-sleeved black t-shirt with a small white graphic on one side.

The author protected herself from sun rays with a pair of sunglasses and a wide-brimmed straw visor.

 

The brunette beauty wore her hair down at times, letting it fall over her shoulder, and in other moments she secured it into a loose chignon with a clip.

Schwarzenegger carried a green reusable water bottle while out and about with her growing family.

Beautiful day: The twosome, 42 and 32, enjoyed the nice weather as they stepped out for a stroll with Chris' son Jack, nine, and their daughter Lyla, one

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Beautiful day: The twosome, 42 and 32, enjoyed the nice weather as they stepped out for a stroll with Chris’ son Jack, nine, and their daughter Lyla, one

Preparation: She was spotted unloading the tricycle stroller from the family's vehicle before they began their stroll

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Preparation: She was spotted unloading the tricycle stroller from the family’s vehicle before they began their stroll

The animal advocate layered multiple necklaces and wore white Nike sneakers with black laces.

Katherine, who’s the daughter of Arnold Schwarzenegger and Maria Shriver, wore a pair of small dangling earrings.

She was spotted unloading the tricycle stroller from the family’s vehicle before they began their stroll.

Although Lyla spent most of the outing in her dad’s arms, the children’s book writer didn’t seem to mind pushing the carriage.

Empty stroller: Although Lyla spent most of the outing in her dad's arms, the children's book writer didn't seem to mind pushing the carriage

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Empty stroller: Although Lyla spent most of the outing in her dad’s arms, the children’s book writer didn’t seem to mind pushing the carriage

Doting dad: The soon-to-be father-of-three held his little girl in his arms while his pregnant wife pushed a small red and black stroller

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Doting dad: The soon-to-be father-of-three held his little girl in his arms while his pregnant wife pushed a small red and black stroller

The Jurassic World star gladly took on daddy duty as he held his daughter’s doll in one hand while carrying her.

The actor wore a black baseball cap, dark shades, and rocked a scruffy beard.

He was dressed in a short-sleeved navy blue t-shirt that said ‘Santa Monica Fire Department’ on it in small white print.

He paired it with a pair of grey army fatigue shorts and rounded out the look with black sneakers.

Very sweet! The Jurassic World star gladly took on daddy duty as he held his daughter's doll in one hand while carrying her

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Very sweet! The Jurassic World star gladly took on daddy duty as he held his daughter’s doll in one hand while carrying her