The dynamic sound, all-day comfort, and rugged design of JBL Endurance Zone earbuds inspire you to get up and move with JBL OpenSound technology, fueling your workout with punchy sound while keeping you aware of your surroundings. And there's minimal sound leakage—because the person on the next yoga mat over doesn't need to hear what you're listening to. The comfortable, lightweight design keeps you going for hours, while the secure ergonomic earhook curve and rainproof, dustproof, and sweatproof design lets you exercise as long and as hard as you like, in even the wettest weather. Stay motivated with up to 32 hours of combined battery life. These earbuds are serious workout gear, designed for your hardest workouts.