Great Dog Bison Achilles Tendon Chews 1.5 Pound Bag (Sourced & Made in USA) Great Dog's 1.5 Pound Bag of Achilles Tendon Chews are sourced from free-range American grazing bison, 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" segments making them best for dogs under 55 LBS. Great Dog Bison Achilles Tendon Chews are a great alternative to rawhide chews Slow roasted in a federally inspected human grade facility without smokes, soaks, washes, nitrates, sorbates, BHA or BHT