The Sing-a-ma-jigs Plush Toy Set of 2 Key Chains by Mattel is a charming and interactive toy perfect for children aged 3-4 years. Inspired by the popular Sing-a-Ma-Jig character family, these plush toys are designed to engage young minds and promote musical play. Made in Japan, these key chains offer a fun and whimsical way for kids to interact with their favorite Sing-a-Ma-Jig characters. Although they do not work as intended, these plush toys are a delightful addition to any child's toy collection.