It's rare when the back of an outfit trumps the front, so when it happens it's extra awesome. Lucky for us, backless jumpsuits are proliferating like crazy this summer, affording us the opportunity to be sexy, comfy, and one-step-dressing chic. Some options to consider: this L'Agence, this Haider Ackerman, this MSGM, this Rachel Pally, this 9Seed, and this Friend of Mine. Oh, and you'll definitely be needing these to pull these babies off.

Photos: The Sartorialist, All the Pretty Birds