Finding the right iPhone armband can be quite the challenge. Some are uncomfortable, while others just don't stay on our arms no matter what. We've rounded up some of the best armbands out there with adjustable straps, reflective features, and more. Whether you use them when you're running, hiking, biking, or walking, here are seven armbands to help you sweat to your favorite tunes without missing a beat.
Source: Corbis Images