Silly Saucer stimulates your bird with both sights and sounds! Small beads inside the odd-shaped saucer move and turn when your bird maneuvers the toy, captivating your bird. Made of durable polycarbonate, the Silly Saucer provides many opportunities for chewing and playing. The Silly Saucer also comes in a large size, making it suitable for different sized birds. Installation is easy! Just fasten the Silly Saucer to the top of any cage and secure it with the quick link.