Stuffed with bacon flavored crunchy middle. Highly digestible! No rawhide. Chews for dogs. Hartz Oinkies Pig Skin Twists Stuffed with Bacon Flavored Crunchy Middle: are oven baked treats with a savory smoked pig skin and stuffed with crunchy bacon flavored center for flavor through and through! As with all chewing products, supervise your dog when giving this treat. 100% rawhide free. Highly digestible. Oven baked. Tasty long lasting fun. High in protein. Dogs will finish the entire treat. Follow Hartz on Facebook/. Visit our website www.Hartz-Oinkies.com. Treated Irradiation. Made in China.