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 are included & installed. Sold by the individual pair of sunglasses. Please order in increments of 1 pair.