Irina Shayk flashes a glimpse of her black underwear under a checked trench coat as she smoulders in new Christmas campaign

She welcomed her first child with Bradley Cooper earlier this year.?

And Irina Shayk looked every inch the fashionable mother, as she showed off her model prowess in Reserved's new Christmas campaign.

The 31-year-old smouldered as she flashed a glimpse of her underwear under a stylish trench coat in the sultry photoshoot.

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Stunner: Irina Shayk looked every inch the fashionable mother, as she showed off her model prowess in Reserved's Christmas campaign

Stunner: Irina Shayk looked every inch the fashionable mother, as she showed off her model prowess in Reserved's Christmas campaign

Posing in a candy cane striped box, Irina showcased her lithe limbs in the structured coat, which showed a hint of her undergarments where it fastened with a waistbelt.

She paired the outerwear with black studded stiletto boots and cinched in her tiny waist with a slim belt knotted at her middle.

Looking every inch the Hollywood icon, the Russian beauty styled her brunette locks into voluminous waves and sported a festive red lip for the winter campaign.??

Sultry: Posing in a candy cane striped box, Irina showcased her lithe limbs in the structured coat, which showed a hint of her black underwear

Sultry: Posing in a candy cane striped box, Irina showcased her lithe limbs in the structured coat, which showed a hint of her black underwear

The underwear model is already back to work just eight months after giving birth to Lea de Seine Shayk Cooper.

Bradley and Irina, who began dating in April 2015,?welcomed their first daughter on March 21.

Shayk has been modelling for Nike and lingerie company Intimissimi over the past couple of months, before strutting her stuff for Reserved's Christmas campaign.??

Model prowess:?The underwear specialist is already back to work just eight months after giving birth to Lea de Seine Shayk Cooper, with beau Bradley Cooper

Model prowess:?The underwear specialist is already back to work just eight months after giving birth to Lea de Seine Shayk Cooper, with beau Bradley Cooper

Loved-up:?Bradley and Irina, who began dating in April 2015, welcomed their first daughter on March 21. Here they are pictured celebrating Fashion in an Age of Technology in May 2016

Loved-up:?Bradley and Irina, who began dating in April 2015, welcomed their first daughter on March 21. Here they are pictured celebrating Fashion in an Age of Technology in May 2016

Irina splits her time between Los Angeles and her apartment in Manhattan's West Village, which Bradley moved into in November.

The couple's relationship has moved along quickly; they were first linked in May 2015 when they were spotted at Broadway's Finding Neverland after meeting at the Met Gala.

Meanwhile Irina admitted recently that she felt 'insecure' about her body when she first started modelling lingerie.

The Sports Illustrated model told W Magazine Online: 'I had just starting modelling, ten years ago, and I was very insecure about myself.

'To be in front of the camera wearing lingerie, it’s not easy no matter what size dress you wear. I was really insecure I didn’t know what to do.'?

Billboard model: The underwear specialist is already back to work just eight months after giving birth to Lea de Seine Shayk Cooper. The couple enjoyed watching Wimbledon together last year

Billboard model: The underwear specialist is already back to work just eight months after giving birth to Lea de Seine Shayk Cooper. The couple enjoyed watching Wimbledon together last year

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