Ever wished you could see how that $250 J. Crew dress would actually look on you, as opposed to the model on your computer screen? An inability to try things on is one of the peskiest problems plaguing e-commerce — but there may be a solution. Virtual dressing rooms — in which you upload a photo of yourself and the technology shows you how the dress will look on you — have made it past the cat’s whisker stage, but they’re by no means mainstream. Still, the concept is gaining traction, particularly as new technology emerges to support it.

Here’s a look at 7 retailers who’ve gotten the early jump on the technology, along with the start-ups providing the platforms.

Click here to view the gallery