Experience high-quality sound without headphones. Thats the magic of Bose Frames Tempo: high-performance sport sunglasses with a revolutionary Bose Open Ear Audio design that allows you to hear your music and your surroundings at the same time for a workout unlike any other. The sweat- and weather-resistant design is "built for the outdoors," as Men's Health enthusiastically notes. And with its lightweight, aerodynamic nylon frame, and soft, silicone nose pads, Tempo is certainly designed for comfort and performance. Its the sound you expect from Bose with everything you need from sport sunglasses.