Vibrant Life Mesh Walking Dog Harnesses Black XS (12 to 15 Chest Size). Vibrant Life Dog Harness Black (XS). The Vibrant Life Reflective Dog Harness in black is a fashionable and functional must-have for your dog. This harness is reflective and comes equipped with D-rings for the leash and a classic sturdy buckle that allows for a comfortable and convenient fit. This harness is a size extra small and is ideal for dogs with chest girths measuring 12 to 15 . Check out other Vibrant Life animal accessories to complete your dog s look. Make sure your pup is ready for his next walk with the Vibrant Life Reflective Dog Harness in black. Vibrant Life shares your passion for animals. You can count on Vibrant Life for a full line of expertly crafted quality products to keep your pet healthy and happy. Which makes you happy too. Enjoy the Vibrant Life.