Jaybird Freedom Sprint
The Jaybird Freedom Sprint is a pair of in-ear headphones connected by a cable that runs behind your neck. They’re great for working out because they stay in your earns matter how active you are.
LG Tone Plus
The LG Tone+ 730 has a band that goes behind your neck, but the earphones themselves are held in little magnetic cups on the band. They can be pulled out when you need them, then retract back in.