Keep the party going and look cool when you wear our multi color LED retro sunglasses. Our light up sunglasses also feature a sound activated light up feature! These battery operated light up sunglasses are made out of clear plastic and feature tinted lenses and red, green and blue LEDs throughout. With a click of the on/off button you can choose from 4 different light settings; slow flash, fast flash and steady on or flick the switch again and choose the sound reactive light up function. One size fits most. 3 – AG13 batteries includes and installed.