Britney Spears is offering a cheeky rear view as she shows off her buns of steel in a G-string undies set on Instagram.

Britney Spears posted several photos of herself wearing a black lingerie slip paired with a red thong on Instagram on Friday, March 28.

Late Sunday, pop icon Britney Spears posted a video of her toned physique to Instagram. In a vibrant red dress with a plunging neckline and prominent cutouts, Spears showed off her abs while ...

It comes just after she showed off her abs in a red hot outfit in another Instagram post ... And late last month, a source told DailyMail.com that Spears was hesitant to get back together with ...

Britney Spears has been THAT GIRL ... off the shoulder mini dress with matching red lipstick with the caption, "perfect ...

If Britney Spears wants to dance in lingerie ... of selfies while wearing a see-through black lace negligee and red thong. Spears wore her blonde hair down as she posed for the camera with ...

She flashed her abs in a bright red dress with a plunging neckline ... And late last month, a source told DailyMail.com that Spears was hesitant to get back together with her felon ex for ...

Britney Spears is turning up the heat ... on Instagram modeling a black lace lingerie slip over a red thong. Spears showed off her racy outfit in various poses from the front and to the side ...

Britney Spears is turning up the heat with her latest look! On Friday, March 28, the pop star, 43, posted several photos of herself on Instagram modeling a black lace lingerie slip over a red thong.