There has never been a better time to be mobile. And not just in the road warrior kind of mobility. It’s almost as if we’ve entered the couch potato counter-culture age, where there is no shortage of incentives, tricks, and devices to get you up and about, from Pokemon GO to gamifying activity tracking. But walking hither and thither is just half the equation. The other half is making sure you’re actually burning that lunch or dinner you just had. When it comes to running, jogging, or exercising, you probably don’t want to do so in silence. Here are some of the best workout companions that won’t tie you down or snag you up while you channel the spirit of Rocky.