This is a set of 4 keyrings from the 1997 Hot Wheels Party Favors collection, made by Mattel. The keyrings feature the Thrills & Spills characters and are made of durable plastic. They are perfect for collectors or fans of Hot Wheels. The brand, Mattel, is known for their quality toys and this set is no exception. The keyrings are a great addition to any collection and are sure to bring back memories of childhood.