;from the brand is a smart interactive dog toy that will play fetch with your dog and reward him with treats! It is suitable for kibble or treats with a maximum diameter of 12.5 mm. When your dog puts the ball back in the food dispenser, he is immediately rewarded with treats. The Wilson interactive toy from does not require batteries. A tennis ball and a shovel are included. Color: Green and white Material: Plastic and rubber Dimensions: 29 x 19 x 18 cm (L x W x H) Can be filled with kibble or treats (maximum diameter 12.5mm) Stimulates your dog’s fetching instinct Your dog is instantly rewarded when they put the ball back in the feeder. No batteries required Tennis ball (diameter 5 cm) and shovel included