Jessica Simpson shows off her trim waist in skintight top and sequin trousers in new snap for her clothing label

Jessica Simpson showed off her slim waist in a new snap on her Instagram page for her brand Jessica Simpson Style.

The mother-of-three, 43, wore a white bodysuit paired with flared sequin trousers and a black blazer.

The blonde beauty posed in front of a Western-style doorway as she wore a smoldering look.

Jessica Simpson showed off her slim waist in a new snap on her Instagram page for her brand Jessica Simpson Style.

Jessica Simpson showed off her slim waist in a new snap on her Instagram page for her brand Jessica Simpson Style.

Jessica added a large heart-shaped pendant necklace with black heels as she wore her blonde hair loose and in waves.

The beauty wasted no time showing off her 24-inch waist; The star lost 100 pounds after the birth of her third child.

She has two daughters and a son with husband Eric Johnson: Maxwell, 11, Birdie, four, and Ace, 10.

Jessica and Eric started dating in May 2010 and revealed they were engaged later that year.

She gave birth to their first child, daughter Maxwell, on May 1, 2012, and their second child, son Ace, born on June 30, 2013.

The couple married in July 2014 in Montecito, California.

The singer and the retired footballer welcomed their third child, daughter Birdie, on March 19, 2019.

Last week, Jessica turned heads in a bright red duster coat, with black pointed boots and matching pants.

The singer wore small-frame sunglasses and her platinum blonde hair in waves as she stepped out in New York City.

The mother-of-three, 43, wore a white bodysuit paired with flared sequin trousers and a black blazer.

The mother-of-three, 43, wore a white bodysuit paired with flared sequin trousers and a black blazer.

Last week, Jessica turned heads in a bright red duster coat, with black pointed boots and matching pants

Last week, Jessica turned heads in a bright red duster coat, with black pointed boots and matching pants

The singer wore small frame sunglasses and her platinum blonde hair in waves around her as she stepped out in New York City

The singer wore small frame sunglasses and her platinum blonde hair in waves around her as she stepped out in New York City

A day earlier, Jessica dazzled in a sheer, feathered dress that showed off her slim body.

The entrepreneur wore the striking look for the 37th annual Footwear News Achievement Awards at Cipriani South Street in New York City on Wednesday, November 29.

The gown had sheer panels, exposing her ample cleavage and flat midriff.

The silver and nude number featured sequins all over in a detailed pattern that perfectly accentuated her frame.

The star wore silver nails and strappy heels with diamond rings adorning her fingers.

Jessica completed the look with wavy center tresses and smokey eye makeup.

A day earlier, Jessica dazzled in a sheer, feathered dress that showed off her slim body.  The entrepreneur wore the striking look for the 37th annual Footwear News Achievement Awards at Cipriani South Street in New York City on Wednesday, November 29.

A day earlier, Jessica dazzled in a sheer, feathered dress that showed off her slim body. The entrepreneur wore the striking look for the 37th annual Footwear News Achievement Awards at Cipriani South Street in New York City on Wednesday, November 29.

The gown had sheer panels, exposing her ample cleavage and flat midriff

The gown had sheer panels, exposing her ample cleavage and flat midriff

Jessica accepted the Icon Award on stage at the awards ceremony, which took place on November 29

Jessica accepted the Icon Award on stage at the awards ceremony, which took place on November 29

Jessica accepted the Icon Award on stage at the awards ceremony, which took place on November 29.

The beauty shared a statement with People about the award: “I'm honored that my spirit has connected with people who need it and in ways that are obvious and in ways that are more subliminal.”

Adding, “The fact that Footwear News is awarding this title to this Texas girl helps light the path ahead.”

CaliforniaJessica Simpson