Showing her true colours: Jennifer Lopez went grocery shopping in Calabasas, California, on Friday

She might be a doting mother of twins but she still enjoys showing her racy side.

Jennifer Lopez wore a see-through shirt - inscribed with the words 'Je t'aime' - that very clearly displayed the exact hue and design of her bra underneath.

The 43-year-old was grocery shopping in the revealing attire with her two children in Calabasas, California, on Friday.

Showing her true colours: Jennifer Lopez went grocery shopping in Calabasas, California, on Friday

As the famously curvy former dancer loaded her car up with household supplies it was clear that she had opted for pink undergarments for the day's errands.

Her diaphanous shirt advertised a confession of love in French while fully displaying her brightly colored bra.

The rest of The Wedding Planner star's outfit was a little less provocative while still just as casual.

Doting mother: Jennifer with twins Max and Emma on their day of shopping

Famous curves: Jennifer dressed her pert derriere in figure-hugging skinny jeans

The Dance Again singer sported form-fitting blue jeans and comfortable sheepskin Ugg boots.

She maintained a modicum of privacy by hiding her highly recognisable face behind a pair of chunky sunglasses.

While her famous honey-hued locks were pulled back in a messy pony tail.

Fun ride: The happy family enjoyed the downtime as they picked up household supplies

Her adorable boy and girl, Max and Emma, shared a fifth birthday last month.

The cute duo were decidedly more discreet than their mother when it came to their choice of clothing.

Emma was modest in matching grey joggers and a hooded jumper.

The bright stuff: J-Lo's decision to flash her fluorescent bra seemed entirely deliberate

I'll help you Mommy! Little Max flexed his muscles as he carried some bags

Max flexed his growing muscles by helping his mother with the heavy grocery bags.

The youngster was attired in dark shorts and flip flops as he aided the Maid in Manhattan star.

The twins are the product of Jennifer's marriage to singer and actor Marc Anthony - the couple divorced last year.

Glamour girl: Jennifer was decidedly more formal at the GRAMMY Awards, in February