Jessica Simpson Flaunts Muscular Legs In New Activewear Clothing Ads!

Jessica Simpson is expanding her successful clothing and accessories empire! She is branching into fitness clothing and the singer-turned-businesswoman showed of her toned butt and fit physique in the new advertisements.

The line is called “The Warm Up” and will be sold at Macys. The prices range between $24 and $49. According to a press release the activewear line is "a true performance collection but a balance of fashion and function.”

“Lunge your bunz into @macys and get The Warm Up by @jessicasimpsonstyle #macysexclusive,” the mom-of-two posted on social media.

A healthy lifestyle is a major priority for the 35-year-old. She said, "Maintaining a healthy lifestyle is important to me, and fitness has been a priority in my life since having my kids.”

She continued, "Everything we do in the line comes from an organic place. It's exciting to be sharing a true performance line — it's a blend of great active features, technology and fashion."