[Treat Distribution] Our food dispenser has differently sized spheres at both ends. As dogs push the toy, it moves within a fixed area, allowing dogs to continuously chase and play with it. During movement, food is dispensed from the food holes on both sides of the toy. [Adjustable Switch] Each of the two spheres with a food dispensing switch, making it suitable for various sizes and types of pet dry food or snack. The switch can be adjusted according to the different sizes of dog food. It also allows control over the amount of food dispensed, extending or shortening the time it takes for pets to obtain food. It is more conducive to a healthy dog diet. [Increase Pet Intelligence] This dog treat puzzle toy combines intellectual training with food rewards. When pets push this toy, it will not only be to get delicious food, but it will also stimulate their intelligence and hunting instinct. This design not only meets the needs of pets but also encourages them to learn and grow in the game. [Prolonged Play] The dog enrichment toy is designed to limit the amount of treats your dog gets while encouraging more extended playtime. This is intended for effective playtime for dogs and is NOT a chewed toy. It is also dog boredom buster toys and best dog gift to keep them busy when dogs are left home alone, relief anxiety. [Attract Dogs' Attention] With barbell shaped design and bright color, the dog puzzle toy ball can attract your dog's attention, stimulate their curiosity and drive them crazy to roll it. Size: 6.1*3.44*3.44in/15.5*8.7*8.7cm. [Material Upgrade] This dog interactive chase toy is made of sturdy ABS material. The surface of the product adopts a curved design, so there is no need to worry about the dog being scratched during the use of the toy. Make the rolling quieter while playing. It is suitable for small, medium and large dogs.