Hard rubber, squeaky, bouncy ball w/ feet to give your dog an extra dose of fun during playtime. The original CUZ with muscles. Fun squeaker secured in a casing & epoxied into rubber on small & medium. A size for all dogs: Small, Medium, and Large. Made of durable natural rubber This Product/Package Measures: 2.60 in. L x2.00 in W x2.50 in D