Kangaroo Dental Chews for DogsDESCRIPTION INGREDIENTS FEATURES INDICATIONS DIET PAGE Rayne Rewards Kangaroo Dental Chews contain a single novel protein source for use in otherwise healthy, stable food allergic dogs. The inclusion of sodium hexametaphosphate along with the mechanical action of chewing helps to reduce tartar and promote oral health in canine patients. Both the small dog and large dog products contain 28 chews per bag. The large dog chews measure approximately 4" x