Costume jewelry is a term used to describe non-precious jewelry pieces that are primarily designed for decorative purposes. There are many synonyms for costume jewelry, some of which include fashion jewelry, imitation jewelry, fake jewelry, and faux bijoux. Other terms used for costume jewelry include junk jewelry, trinkets, and baubles. Some regions may also use the terms craft jewelry or hobby jewelry to refer to costume jewelry. Costume jewelry is popular for its affordability, trend-driven designs, and versatility. It can be made from a variety of materials such as glass, plastic, and base metals, and can be found in various styles and colors to suit any occasion.