Excellent Material:The interactive cat feeder is made of a special material, which is safe, non-toxic, durable and anti-biting. It is 100% safe for all pets. Healthy Feeding:Through its unique design, the interactive food dispenser slows down feeding and limits the amount of food to help aid with digestion and bloating. You don't need to worry about that the dog will eat too much or too fast any more . Skid-Proof Design:There is a special skid-proof design at the bottom. The tumbler foundation makes this toy stay in the same place and weaving from side to side to let your dog or cat be in a puzzle about the food. It can help to arouse the appetite of your dogs. Physical and Mental Stimulation:The dogs have to do more exercise and physical activities to get the treat. The pet ball toys brings your dog fun though healthy play, maintain your dog's physical alertne and stimulate its intelligence. Quick-Detachable and Easy to Clean: The simple combination of the upper half part and the foundation makes the toy easier to be disaembled and cleaned."All Products From Us Have Undergone Strict Quality Checks. if There Is Any Quality Problem Or You Are Not Satisfied With The Product contact Us. we Will Give You The Best Solution."