100% single ingredient Australian protein, The bone content of chicken necks provides an excellent dose of CALCIUM, which is vital for the health of bones and teeth, They are also full of GLUCOSAMINE and CHONDROITIN which aids in keeping the joints healthy, Chicken necks are high in natural PROTEIN as well, We recommend our chicken necks for recreational chewing, which is good for dental health. They are not diced and vary in size as they are 100% natural product. They may retain some small feathers which are another source of protein (keratin) and suitable for animals to consume.