Vest harness can be used as a car restraint, non-choking harness and chest protector all rolled into one easy to use device * Made from breathable air mesh fabric that features soft quality webbing and nickel plated hardware * Harness connects to seat belts with the seat belt attachment loop, making vehicle safety convenient * Soft chest panel eliminates pressure points on shoulders, neck and chest * Large fits dogs 45 to 65 pounds with a girth of 28-33" and a neck of 23-28"