If you've been enjoying any of the World Cup matches over the last several days, you've likely seen a new addition to the referee's arsenal: a spray-on foam. And if you're not a soccer expert, you've probably wondered where it came from.
A new liquid mixture will allow people to literally spray clothes onto their body. Once the mixture hits your body, it turns into a thin layer of fabric that can be peeled off, washed, and re-worn. Unfortunately, it's also skintight.