Each pair comes with one kind of polarized lenses:Gray Lenses and Coffee Lenses for Day use for anti-glare and protection from Ultraviolet. Transparent lenses for day use when the sunlight is weak. Yellow Lenses for Night use to enhance brightness
Extremely comfortable and secure for bicyclist, runners, Hiker etc.Enjoy music in the sun without disturbance and protect your eyes and eyesight.
Wireless listen to stereo music, set aside to answer the call automatically converted
Sunglasses with new Bluetooth 4.1 version and buit-in microphone, supporting stereo music playing, handfree calls(answer/refuse),auto prompting incoming calls, last number redial etc functions
Easy to operate, with Play