The Leroy Lion Medium is a stuffing free toy covered in soft cuddly material with Crackle Heads Technology inside. Our patent pending Bottle Ball is placed inside the plush fabric to provide the crackle sound and crunch that dogs love. A squeaker in the belly adds to the fun. The Bottle Ball has no cap or sharp rings that can harm soft mouth areas. Crunchy and safe fun that dogs love. Leroy Lion Medium is perfect for Small and Medium breeds.