Light up any event with our futuristic and sound-activated Red El Wire Slotted Eyeglasses. Our black frame slotted Electroluminescent Wire eyeglasses features a Red El Wire accent across the slots and an attached battery pack that comes with 2 AAA batteries included and installed. One size fits most. These unique retro 80's light Up glasses feature a steady on, slow flash, fast flash, and a sound-activated light setting. Click the button once for solid on, again for slow flash, and again with wheel rolled down for fast flash. Roll wheel up and glasses are now sound-activated Click button again to turn glasses off. Please order in increments of 1 pair of glasses.