JBL Endurance Pace Open-Ear Sport Headphones Wind, rain, snow-nothing stops your workout. JBL Endurance Pace headphones will keep you motivated every step of the way. You can work up a sweat in any weather, since the IP68 dustproof and waterproof rating means they'll never give up even in the most extreme conditions. Stay in tune with what's happening around you thanks to JBL OpenSound technology, which gives you powerful sound enhanced with our adaptive bass boost algorithm, while still keeping