The military-grade harness-vest is perfect for Enzo, our 7 year old male German Sheperd who has become a Medical Alert Dog for me, Kenneth Persak. I suffered a should-have-been-fatal motorcycle accident on Mother's Day, May 8, 2005. I was bedridden for 17 of the last 20 years due to complications from the accident. My aorta was torn (transection) in the middle of arch of the aorta (ascending aorta). The first in the world operation to repair my torn aorta was performed by Joseph Bavaria MD at T...