?SUITABLE SIZE?- For the safety and comfort of your pet, please measure them accurately before placing an order. If your pet’s chest girth is between the two sizes, we recommend you to choose the larger size. ?STEP-IN DESIGN & SAFETY BUCKLE?- This harness is easy to put on and take off with the fast-release safety buckles, convenient step-in design, only 3 steps to finish. ?REFLECTIVE & NON-CHOKING?- Super Reflective stripes is designed to reflect ambient light under extreme low light conditions, it can provide maximum visibility when dogs walking at night. Our non-pulling dog harness is specially designed with pulling pressure evenly distributed to the dog body to prevent pulling and choking. ?BREATHABLE & COMFORTABLE?- Your dog will enjoy the daily walk in this comfortable dog harness. It is made of soft breathable acrylic to protect your dog's skin, lightweight, easy to clean and quick-dry. Breathable air-mesh keeps your dog cool during outdoor activities. ?MUST MEASURE?- This harness is suitable for small dogs and cats, please always measure your pet's chest before ordering and refer to our size chart for the best fit.