Novelty keychains are fun and unique accessories that people attach to their keys or bags. They come in various shapes, sizes, and designs, often reflecting popular culture, hobbies, or personal interests. Some common themes include cartoon characters, animals, and funny quotes. These keychains not only serve a practical purpose but also allow individuals to express their personality. Many novelty keychains are made from materials like plastic, metal, or rubber, making them durable and lightweight. They can also feature additional functions, such as bottle openers or flashlights. Collecting novelty keychains has become a popular hobby, with enthusiasts seeking rare or limited-edition pieces.