Article continues below advertisementKim Kardashian is heating up Instagram once again.The 44-year-old reality star showed off her famous curves in a daring new post, rocking sheer black SKIMS underwear that left very little to the imagination. Turning her back to the camera, Kardashian flaunted her toned figure in a sleek long-sleeve crop top paired with thong bottoms.Article continues below advertisementThe statement piece featured the word "Curious" written across the back, adding extra edge to the already bold look.