Great Dog Bison Achilles Tendon Chews 3/4 LB Bag (Sourced & Made in USA) Great Dog Bison Achilles Tendon Chews are US sourced from free-range American grazing bison and never implanted with synthetic or growth promotants Highly coveted and our number one seller, Bison Achilles Tendon Chews last a good long time and are a fantastic option for the multi-dog family Bison Achilles Tendon Chews range in size from 3-5 inch segments making them best for dogs under 55 pounds Great Dog Bison Achilles Tendon Chews are a much safer alternative than rawhide chews Slow roasted in one of our human grade, inspected facilities without smokes, soaks, washes, nitrates, sorbates, BHA or BHT added