Studs are a type of jewelry piece that consists of a post with a gemstone or other decorative item attached to the end. They are often used to decorate clothing, such as shirts and jackets, and can also be used to adorn earrings, necklaces, and other jewelry pieces. STUDS are typically made from precious metals such as gold, silver, and platinum, and may feature a variety of gemstones, including diamonds, rubies, sapphires, and emeralds.