[FOR NON-PIERCED EARS]: These clip on earring findings have a hinged adjustable screw back, just open the half ball shaped loop and clip it on your ears.[18K GOLD PLATED EARRING]: Real 18k gold plated brass, shiny yellow gold color, not easy to rust or fade, great for long term wearing.[1 BOX 20PCS EARRING CONVERTER]: Comes with 20pcs earring converter, all storage in a small plastic box: 2.67x2.04x0.43inch(6.8x5.2x1.1cm).[SIZE]: About 14mm long, 12mm wide, 5mm thick.[BEST GIFT]: You can use earrings kits to make some delicate handicrafts as presents to your family members and friends on Valentine's day, Mothers day gift, Christmas, New Year or birthdays.