Linka 1 Pcs Large Big-11.5cm Diameter -Blue Pet Dog IQ Treat Ball Training Toys with Quack Sound Dispenser Slim Cat Meal Dispensing Ball Colorful rubber dog balls are perfect for fetch and other games - works with all standard ball launchers Easy-to-clean, great for pools, ponds and the outdoors. Very light weight and durable, great for all sized dogs Rubber Dog Balls Can be put in other interactive toys