Martha K shows off her trim post-baby body as she leads arrivals with Jodi Gordon at Sydney event

Martha Kalifatidis shows off her slim post-baby body as she leads arrivals and joins a glamorous Jodi Gordon at the Sydney beauty event

Just weeks after giving birth to her first baby, Martha Kalifatidis has shown off her slim postpartum body.

The former Married At First Sight star led arrivals at a glitzy Naked Sundays event alongside Home and Away star Jodi Gordon.

She kept it casual but classy for the star-studded event at Sydney’s Park Hyatt hotel on Thursday.

The 34-year-old, who welcomed her first child Lucius with her fiancé Michael Brunelli in February, sported a beige monochromatic look.

She was wearing baggy cargo pants, a beige T-shirt and an army jacket in a different beige color.

Martha Kalifatidis (pictured) showed off her slim postpartum body on Thursday at a glitzy Naked Sundays event in Sydney

On her feet, she also kept the monochromatic theme going by wearing a pair of beige boots.

She added a splash of color to the outfit by holding a multicolored Louis Vuitton mini bag.

The mother-of-one kept her shoulder-length dark locks down and curled as she opted for a glamorous makeup look with dark eyeliner and a nude pink lip.

Actress and model Jodi Gordon (pictured) looked as stylish as ever at the glamorous event as she wore an all-black ensemble

Actress and model Jodi Gordon (pictured) looked as stylish as ever at the glamorous event as she wore an all-black ensemble

Actress and model Jodi Gordon looked as stylish as ever at the glamorous event as she wore an all black ensemble.

She put on baggy baggy pants and a crop top that showed off her toned midriff.

The 38-year-old paired the outfit with black strappy heels and a $5k Bottega Venetta brown woven bag.

She kept her long dark locks in a loose wave and sported a dewy makeup look with false lashes.

Former WAG Nadia Bartel (pictured) also posed for photos at the event as she looked stylish and professional in a pinstriped skirt suit

Former WAG Nadia Bartel (pictured) also posed for photos at the event as she looked stylish and professional in a pinstriped skirt suit

Former WAG Nadia Bartel also posed for photos at the event as her looked stylish and professional in a pinstriped skirt suit.

The fashion designer paired the long skirt and blazer with a white singlet and a pair of black heeled boots.

Her caramel locks were styled in a loose wave and she flaunted her sunkissed skin with a dewy makeup look.

Nick Kyrgios’ girlfriend, Costeen Hatzi, also arrived in business-casual attire as she donned brown pants and a white shirt.

Nick Kyrgios' girlfriend, Costeen Hatzi, also arrived in business-casual attire as she donned brown pants and a white shirt

Nick Kyrgios’ girlfriend, Costeen Hatzi, also arrived in business-casual attire as she donned brown pants and a white shirt

She paired it with a $12,000 black Chanel handbag and wore her dark hair down with a loose curl.

The Naked Sundays event was in collaboration with stars’ American make-up artist Ariel Tejeda.

Ariel, who is best known as Kylie Jenner’s makeup artist, showed up to the event in style as he wore straight-leg jeans and a white crop top.

He dressed up his outfit with a pair of white pumps and a slouchy cream blazer.

Ariel Tejeda, who is best known as Kylie Jenner's makeup artist, arrived at the event in style wearing straight-leg jeans and a white crop top

Ariel Tejeda, who is best known as Kylie Jenner’s makeup artist, arrived at the event in style wearing straight-leg jeans and a white crop top