Keep it classy and feminine with this collection of sweet post studs. Studs are simple, easy to throw on in a pinch and come in timeless shapes and designs. From bows to basic balls, you can't go wrong with this set. Details Set of Earrings Studs Gold Tone Content + Care Brass Zirconia  Acrylic To avoid tarnishing and prolong the life of your jewelry, we recommend that items are not exposed to chlorine, perfumes, excessive sweat, or water as these can be abrasive and cause the removal of the plating.