About this item Dog Harness Size L: The chest girth of the harness is 38-90 cm. Suitable for medium to large dogs: for example, Golden Retriever, Labrador, German Shepherd, Billy Bulldog, etc. We recommend that you measure your dog's maximum chest girth, neck girth, and weight before purchasing (please refer to the size chart). Anti-Traction Anti-Suffocation: Our anti-pull dog harness distributes the pulling force evenly and does not put pressure on the dog's neck, preventing pulling and suffocation. It also features 2 zinc rings on the chest and back of the harness, which are convenient for walking forward and backward. Easy to Put On and Take Off: This dog harness is easy to wear and adjust. Quick-release buckles ensure easy on and off. Adjustable chest and neck straps allow for a customized fit for your furry friend. Perfect for walking, running, jogging, outdoor fun, etc. Safer: The nylon dog harness is very durable and made of reflective material to keep your dog safe during