More than just a fashion accessory, these sunglasses are meant to light up any event! Designed with a futuristic look, these slotted LED sunglasses feature a black frame, a colorful EL wire accent across the slots and an attached battery pack that comes with two installed AAA batteries With the simple click of a button, the light function mode choices include steady on, slow flash, fast flash and sound activated. One size fits most. Great for theme parties, corporate giveaways and summertime promotions, you can add an imprinted logo or company name for increased brand exposure with every wear! Assorted colors available.