Thunderbolt stud earrings come with a second pair of earrings. A pair of small black pearl stud earring. It is like getting a second pair of earrings for free. The thunderbolt lightning stud earring is cut out in the center. This lightweight earring is about 1" inch long. This classic thunderbolt earring is perfect for women of every age. Lightning bolt or thunderbolt earring, as we like to call it, are at our everyday cheap price of only $1.00 each set.