Downtown Pet Supply Comfort Control Dog Walking Harness, Accessory, Collar, Padded Vest, Lightweight, No More Pulling, Tugging or Choking, for Puppies, Small Dogs MEASUREMENT GUIDANCE: Please be sure to review the SIZE CHART in support image on your left. If you order the correct size, we guarantee you will love this comfort harness. SMALL: Fits Necks 7.5  9 & Breast Girth 9.5" to 12" SIZE CHART  See how to measure your pup on the size chart in images. Do not use size charts from other products. COMFORTABLE & PADDED design will reduce Tugging and Pulling on your pup's neck ADJUSTABLE belly belt with quick snap clip