Harness to Prevent Pulling: This dog harness is perfect for dogs who tend to pull a lot on a leash. With the front clip, the pulling pressure is evenly distributed across 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 withdrawal; Simply 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: The reflective strips of this anti-pull dog harness make your dog visible in the dark, ideal for walks at night, at dawn, at dusk , at night or in foggy and rainy weather Strong Handle on the Back: The handle on the back of the dog harness is strong enough that you can easily grab your dog and protect him when you are in a crowd or have accidentally a large situation Size S: Anti-pull dog harness in size S for 33-48cm neck circumference and 33-61cm chest circumference of your dog. (Please see the second image). Before buying it, we suggest you measure your dog's size, it is more valuable to measure your dog's chest circumference, neck circumference and weight