Harness to Prevent Pulling: This harness is perfect for dogs that tend to pull hard on the leash. With the front tether, the pulling pressure is evenly distributed over the dog’s body to prevent pulling and choking. Easy to Put On and Adjust: This vest with quick-release buckles ensures easy use when putting on and taking off; Just slide his head in and clip the 2 sides behind the legs. Adjustable chest and neck straps allow for the perfect fit for your furry friend; There is also no problem for your growing dog. Safety Vest: Reflective strips make your dog visible in the dark, great for late night walks, dawn, dusk, night or foggy and rainy days. Strong Handle at the Back : The handle on the back is strong enough for you to easily grab your dog and protect him when you are in a crowd or accidentally have a large situation. SIZE L: L harness for 41-59 cm neck circumference and 52-91 cm chest circumference of your dog. (Please see the second picture). According to our client, size L is