LONG LASTING: Dental chews that are hard like a bone to help keep your dog's teeth clean. Pair them with the Starmark Everlasting Treat toys for challenging chewing fun., CHEWS LIKE A REAL BONE: Features a unique shape that your dog can lick, chew or gnaw., CHALLENGING DESIGN: Use with Starmark Everlasting puzzles to create hours of mental & physical stimulation., HELPS CLEAN TEETH: Special dental ridges and chew action help remove tartar., MULTIPLE FLAVORS AND SIZES: Chicken, Liver, Hickory, Vanilla Mint, Wheat / Corn / Soy Free, and Wheat Free flavors (2 treats per pack). Small (under 15 lbs), Medium (under 40 lbs), Large (over 40 lbs). Starmark creates innovative toys and training products that reflect the way dogs learn and have fun. Starmark's pet products division brings you the benefit of their vast experience working with thousands of dogs and their owners. Starmark Everlasting Treats are specially formulated ingredients which are completely edible and digestible, Everlasting Treats are bursting with flavor providing long-lasting chewing enjoyment for your dog. Their unique shape and raised dental ridges safely scrub your dog's teeth for a brighter smile. Insert healthy treats into the Everlasting Treat toys for hours of fun and interactive play. Available in chicken, liver, vanilla mint, hickory, wheat/corn/soy free, and wheat free flavors. Comes in small, medium, or large 2-packs. Nutritional Adequacy: Feed as a treat. This product is intended for intermittent or supplemental feeding only. Caution: With all chew products and treats, pets should be supervised as no product is completely indestructible. Pieces smaller than the mouth may present a choking hazard. When wet, treats may stain fabric and upholstery.