As they say in Chicago, ''HOLY COW''. PHENOMENAL VENDING ITEM. One size fits most. L.e.d.s have a 8 position switch: Off, Blinking, All on and many more. Sunglasses are packed individually in a peggable poly bag. Available in 6 colors: RED, BLUE, ORANGE, PINK, PURPLE, WHITE, YELLOW or GREEN. Batteries (3 pieces, type AG13) included and installed.