"Circuit Board Round Stud Earrings are a striking unisex accessory for a unique person who likes to arrest sights! These earrings are made from pieces of real computer's circuit board. The surface is covered with clear resin and is as shiny as glass. The studs are made of sterling silver. The earrings are 12 mm (1/2\") in diameter. There are 8 colors available: - blue - dark blue - red - green - black (dark brown) - purple - yellow (olive green) - orange You will receive one similar to those you Geeky Jewellery, Unisex Accessories, Round Stud Earrings, Circuit Board, Clear Resin, Black Dark, Slovakia, Sterling Silver Studs, Purple Yellow