Unlike rawhide, cow ears are fully digestible dog treats. Treating your dog to cow ear chews are also a great way to clean your canine's canines! When your dog chews a cow ear, tartar and plaque are removed from your dog's teeth, leaving a healthy mouth and a happy dog. Because this is a natural treat, its sizing, color and appearance may vary this is normal. You may also notice a natural scent and oil while your pal chews; this natural oil may stain your furniture, carpeting or other surfaces. To prevent injury and choking hazard, please watch your pet while they enjoy this treat and be sure to choose the appropriate size chew. If this product splinters or develops sharp edges, throw it away immediately for your pet's safety.