If you're looking for high quality wireless sports headphones that are comfortable to use, sweat resistant, and won't fall off your ears when you work out, consider the Beats Powerbeats2 Wireless. It's comfortable and lightweight with bendable hooks that secure the headphones nicely around your ears. It's loud especially for a bluetooth headphone, with clean aggressive sound filled with rich bass. According to CNET Executive Editor David Carnoy it's one of the best wireless sports headphones you can find.
$199.95 when it was available.