Cats love to forage for their food. The Play-N-Treat® Ball provides a realistic foraging experience. The Play-N-Treat® Ball is the perfect way to encourage your cat to chase and make the food come out. It's challenging and rewarding for your cat and easy for you to use. Just separate the halves and place the food or treats inside! Ball is approximately 2 inches in diameter. Comes in a 2 pack of assorted colored balls.