[High quality material] It is made of hard plastic (ABS + PC), 100% safe material, non-toxic, tasteless, durable and easy to clean. The automatic feeder is 100% safe for all pets. Wear and bite protection, special bite protection material withstands large dog bites [Unique Design] There are three air vents at the top, pets can easily smell the food inside to remind the dog’s interest and appetite, there is an adjustable switch inside the toy. You can choose the speed and control the difficulty of the meal process [Healthy Eating] This snack dispenser is designed to limit the number of snacks you can get while adding play time, which will help your dog exercise better. Toys slow down the feeding speed Using this measuring ball for hospitality slows down active nutrients, reduces gas and aids digestion. This dog toy keeps the dog mentally and physically active while playing. [IQ Ball] This interactive dog toy can be placed in snacks so dogs can eat and play, better attract pets'