The result matters: When you have the perfect headphones, nothing stands between you and your workout. Thanks to the FlipHook design, you can choose whether to wear the headphones in or behind your ear. The comfortable combination of FlexSoft ear tips and TwistLock technology ensures that these headphones sit snugly and won't fall out. A little sweat or rain won't ruin your fun during training with your Run 2. With sweat resistance rated at IPX5, the JBL Endurance Run 2 headphones keep up with you, while the built-in microphone and remote allow you to answer calls without rummaging through your bag. Designed to withstand your intense training regimen, whether indoors or outdoors, in any weather, thanks to the IPX5 rating.