It is a dog toy for aggressive chewers with functions of cleaning teeth, grinding teeth, removing calculus, keeping dental health, reliving anxiety, training agility, improving IQ, interactive tug of war, and automatic food distribution. The dog chew toy is made of food-grade soft TPR, odorless, safe and harmless to your love pet. There are different height and size of jagged molar bump on the surface to help cleaning the dogs incisor when the dog is playing. This toothbrush toy is also a squeaky toy. There are two sounding devices in both end and will make a sound when the dog bites it, this help attract the dog's attention and improve its interest to play it and add fun for it. Suitable for indoor and outdoor play, you can increase the interaction with your dog. Playing with this toy will relive pets anxiety when they are at home by themselves, preventing them from destroying furniture and clothes. The size for this pet toy is 7.1 x 3.1 inch, suitable for small dogs, medium dogs. Why you need a chew toy Playing with dogs and toys helps to increase the relationship between each other. Toys can help dogs reduce stress and prevent from the destructive behavior. This toy can help dogs clear their teeth, we suggest adding toothpaste in the gaps.