Designed for sports. Engineered for sound. Bose Frames Tempo will take your audio game to the next level. With Bose Open Ear Audio, you get loud, deep, lifelike sound thanks to wafer-thin speakers hidden in the temples. Its a jaw-dropping experience that leaves you free to engage with the world around you, all while discreetly listening to music. Performance doesnt end with audio. Bose Frames Tempo is also designed for maximum comfort and durability with a lightweight nylon frame, sweat-and weather-resistance and durable, soft, silicone nose pads. Tempo gives you sound you expect from Bose with everything you need from sport sunglasses.