These unique studs feature an open, ring-shaped design you can move up or down. Feel-good fact: This style was made using eco-friendly recycled-brass casting. Want to keep your jewelry looking like new? We recommend removing it before showering or exercise and putting it on after applying hair products or perfume. To clean your pieces, polish them with a soft, dry cloth—and when not wearing, store them in a pouch or jewelry case. Gold-plated recycled brass, glass pearls, hypoallergenic titanium posts, butterfly clutcheslength 3/4"