Large Size - Dog treatment ball diameter: 164mm*164mm*113mm, very suitable for medium and large dogs to play, chew, hunt, exercise High Quality Materials - The feed ball itself is made of high-density pp plastic, and the round edge is made of food-grade nylon. Eliminate Boredom and Healthy Feeding - Different sized licking holes, put your dog's favorite treats in it, promoting an active and healthy habit of slow feeding, while your dog is playing and the ball is rolling, the snack will fall down to get them for theirs reward activity Emotional Interaction -The dog treat toy keeps your dog engaged and mentally stimulated for long periods of time to reduce destructive behavior. The IQ Treat Ball is an interesting take on a slow-feeding bowl that encourages a healthy lifestyle for pets NOTE 1. The size of the product is measured manually, and there will be an error of 2-3mm due to factors such as different measurement tools and measurement methods. 2. This product is all taken in kind, but due to differences in photography, lighting, color deviation, and personal understanding of color. As a result, there may be some color difference between the actual product and the photo, and the color is subject to the actual product. 3. Please take good care of our products~ 4. Please confirm your size before purchasing