Mercano Soft Mesh Dog Harness and Leash Set, No-Chock Step-in Reflective Breathable Lightweight Easy Walk Vest Harnesses with Safety Buckle for Small Medium Dogs, Cats (Beige, M)Measure before ordering This harness is suitable for small medium dogs and cats, don't purchase based on your old experience, please always measure the widest part of your pet's chest before ordering. If the chest girth is between two sizes, we recommend you to choose the larger size. DON'T CHOOSE SIZE BY WEIGHT ONLY. Easy to use & Quick release Our Step in harness is very easy to put on and take off with the fast release safety buckle. Put the dog's