Nylabone Peanut Dog Bone is made with true peanut flavor. Each bone contains pure ingredients, high protein and low fat. It"s safe to chew and easy to digest. Completely edible, Nylabone Peanut Dog Bone dissolves in the stomach, and is a great alternative to rawhide. Nylabone Size Chart Petite 3-3/4 in. Regular 4-1/2 in. Wolf 5-1/2 in. Giant 7-3/4 in. Souper 8 in.