Zack and Zoey™ Nylon Harnesses are a retail necessity. Durable nylon construction and fully adjustable fit helps to control energetic dogs.  # Features dyed-to-match stitching and plastic quick-release buckles # Nickel-plated D-ring on back for easy lead attachment Harnesses come in the below four sizes 3/8"W Fits Chests 8-14" 5/8"W Fits Chests 14-20" 5/8"W Fits Chests 20-28" 1"W Fits Chests 28-36"