Canine Friendly Vented Vest Harness, Car Restraint Vest harness can be used as a car restraint, soft walking 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 Strong durable design that features adjustable neck straps and a fully adjustable girth XX-Small fits dogs with a girth between 12.5-18 Inch, a neck size between 7-12 Inch and weights from 5-10 pounds