Greenies 240 Count 144-Ounce Dental Chews, Petite (4 X 60 count) 4 x 36oz Tubs 240 Dental Treats For dogs 15-25lbs Helps clean your dog's teeth by using their natural chewing action to wipe away plaque and tartar buildup from the surface of teeth The 1 vet-recommended dental chew Among veterinarians that recommend dental chews for at-home oral care.