Hartz Hearty Stuffers Beef Flavor Chew & Treat Combo - 7 CT. New! 7 Stuffed Rawhide Treats for All Sizes of Dogs. Supplemented for Healthy Joints and Bones. Hartz Hearty Stuffers are specially designed so that every bite has a combination of an irresistible chew and a delicious treat. Your dog will be chewing 'til it's all gone! Pamper your dog with a fun, extra hearty and healthy chew & treat combo. Guaranteed analysis: Crude protein - minimum - 72.0%. Crude fat - minimum - 3.0%. Crude fiber - maximum - 2.5%. Moisture - maximum - 14.0%. Treated by Irradiation. Hartz and other trademarks are trademarks of The Hartz Mountain Corporation.