Made of 100% Metal, Cubic Zirconia Gold plated 1.02 in x 0.33 in Avoid contact with water, lotion, and perfume Clean gently with a polishing cloth split Delicate star shaped stud earrings with colorful micro Pavé CZ rhinestones. These earrings are gold-plated. Never keep your jewelry in the bathroom, as vapor and humidity are the enemies!