3-in-1 Vest Harness-XXS-BLACK 3-in-1 Vest Harness. Now your busy pup can go from the car to the park in one easy-to-use harness. Our 3-in-1 Vest Harness can be used as a car restraint non-choking harness or a chest protector. It connects to seat belts ensuring pooch a safe car ride. This harness uses shoulder pads to restrain pup while walking providing a gentle way to help stop pulling. It also protects pup from scrapes as he runs and plays in the park. Available in black and red. Great dog harness. XXS: Chest : 12-16 in.; Weight: 5-10 lbs