I ran a marathon with the Shokz OpenRun Pro bone conduction headphones — and they're 31% off right now for Prime Day
I finished the marathon with a time of 3:48, with the OpenRun Pros easily lasting the whole race. With up to eight hours of playtime, they could have easily run the marathon again without shutting down, even if I couldn't! Check our Amazon Prime Day live blog if you're after other great deals.