Alfie Pet by Petoga Couture - Hennie Step-in Harness and Leash Set Please note that this listing is for size: Medium. Harness best fits pets with breast girth 11-30". Leash is 52" in length and 0.3" wide. Sizing for each dog is unique. We highly recommend you measure your pet precisely with a flexible tape measure to ensure the best fit. Contact us if you have question. We are happy to help. Harnesses are comfortable alternative to collars for small pets as they evenly distribute restraint across the chest. Our harnesses are designed to be gentle and put less stress on the pet when pulling on the leash. Comes complete with a matching leash. Feature a sturdy D-ring for easy leash attachment. Perfect for everyday walk and weekend party, or just making your pet look its best. Try one on your doggie today!