Z-Bone Dental Treats Clean Cherry Berry Large, 18 ct is a great way to keep your dog's teeth clean and their breath fresh. These dental chews are made with a grain-free formula and are easy to digest. Natural ingredients like cherries, chlorophyll, clove, and rosemary freshen breath, clean teeth, and give your dog antioxidants. Z-Bones have no artificial ingredients or colors. The ridged texture scrapes teeth clean. For dogs 60-90 lbs.