A loose dog in a vehicle can be a distraction and could lead to an accident. Keeping your dog safely tethered is quickly becoming standard practice for many motorists, and many states have pending legislation that will soon make it mandatory. This car harness for dogs utilizes a lightweight, comfortable vest with 600-denier nylon strapping, two high-grade aluminum carabiners, and an adjustable tether that easily attaches to your vehicle's seat belts or child-seat anchors. Car harness for dogs in light blue. Washable. Imported. Medium dogs 25-50 lbs. Large 50-80 lbs. XL 80-150 lbs.