Two in one reversible stud design fashioned from 14k white gold featuring a prong set 5mm cubic zirconia on one side, and a screw on 4mm hollow gold ball on the other that doubles as the back. Made in the U.S.A. E10202 Polished 14k white gold design Prong set with 5mm clear round CZ stones Post earrings with a 4mm screw on ball back Weight is Approximately 0.32 grams Includes a custom Black Bow Jewelry Company gift box