The studs are made up of metal alloy. Metal alloy is the best material for such jewelery. The stud style is minimalistic and elegant, which will spice up all your outfits. The stud has a small line design, and geometric shapes are very elegant and add so much to your outfits. These earrings come in two primary colour options i. e gold and silver. The Colourful Aura Women's Silver Gold Bar Geometric Line Staple stud Earrings