With the Bose Frames, you can wirelessly enjoy your favorite music while enjoying the warm sun. Use Bluetooth to connect your phone to the speakers of the sunglasses and stream a playlist from your favorite streaming service. Both legs of the sunglasses feature a speaker that aims the sound directly at your ear, so you won't bother others with your music. Getting a phone call? Thanks to the integrated microphone, you can call hands-free. The lenses of the sunglasses are protected against cracks and scratches, so it'll last longer. The glasses are size M/L.