NON-TOXIC and ENVIRONMENTALLY FRIENDLY MATERIAL: Our slow feeder dog bowls are made of Food Grade PVC material, which safe non-toxic,Eco-Friendly and Durable to use,lightweight and easy to carry. Unique DesignThis slow feeder bowl can hold pet food and water at the same time. It can be used as both a dog and cat food bowl as well as a water bowl. The tickling device (Built-in sound hole) in the center will make sounds when the dog bites or presses it. And the outermost layer is a spill-proof design. Smooth and flat, easy to clean. Suit for Small Medium Dogs and Cats21cm X 21cm X 6cm(8.26in X 8.26in X 2.36in). The Slow Feeder Dog Bowl is perfect for Small and Medium-Sized Dogs Slow Eating. Two colors (GREEN, BLUE) are available for your furry friend! Slow Eating Dog DishesCompared with traditional dog bowls, our unique spiral designed dog bowl can slow down your dog's feeding time. Promote healthy slow eating to help prevent obesity, bloating, being choked, indigestion and overeating. Let your puppy develop a healthy eating habit.