Great Dog Mighty 1/2 Bison Bone (Sourced & Made in USA) Great Dog Mighty 1/2 Bison Bones are approximately 3.5-5" long, 2-3" wide and sourced from free range grazing Bison raised exclusively on native grasses on small family farms in the Midwest Mighty 1/2 Bison Bones are Bison shin bones, all natural and loaded with flavor Great for aggressive chewers offering long-lasting chewing enjoyment Great Dog Mighty 1/2 Bison Bones are ideal for small to small-medium sized dogs, especially those with allergies to beef and/or other food sensitivities--1 bone is included unless multiple are indicated. For those who want a larger bone, see Great Dog Mighty Full Bison Bones which are approximately 7-9" in length. Mighty 1/2 Bison Bones are slow roasted in their own juices at one of Great Dog's human grade facilities free from smokes, soaks and other additives