Designed to randomly dispense treats and kibble, the Egg-Cersizer™ is uniquely adjustable to your cat’s level of play. Open 1, 2, or 3 holes, to customize to each cat's needs and to increase the challenge with time. The Treat Meter® in the bottom allows for treat distribution from all angles. The Egg-Cersizer™ can be used for both treating and feeding of meals. Turn mealtime into playtime!