Dogs can effectively develop their intelligence using this Dog Toys Slow Leakage Feeding Training . The top of the toy is designed with food leakage turntable, There are several rotatable food leakage boxes in the way of the turntable. Dog food or snacks can be put into the hole at the top of the food leakage box, the dog will turn the granary box with claws. OUR GUARANTEE We are confident that we offer some of the best products on the market. Therefore, we provide a 30-day guarantee. We will make every effort to ensure that you are completely satisfied with your purchase. Online shopping can seem daunting. We want you to know that there is absolutely zero risk of purchasing something. We won't make it difficult if you don't love it. We offer email and ticket support 24 hours a day, 7 days a week. If you require assistance, please contact us. Please contact customer service if you have any problems with your purchase.