Starmark Everlasting Treats, size medium, are perfect for dogs 15 - 40 pounds. These specially formulated treats can be gnawed on like a real bone. Their special dental ridges help to clean your dog’s teeth and gums. Not only are Starmark Treats made from natural ingredients, but dogs love their delicious chicken flavor. Give these treats to your dog as a snack or place them inside any Starmark Mental Stimulation toy for hours of mental stimulation and entertainment for your dog.