All Metal Buckles, Release at neck, easy to put on and off. This heavy duty harness has two metal neck nesting buckles that allow you to wear harness more easily. No need to fight dog’s head to slip in the harness. You can put on and take off it directly by releasing the nesting buckles, no need to loosen neck girth every time. All the buckles, including the 4 at chest, are metal to ensure your dog’s maximum safety. No pull, No choke. Our no-pulling dog harness provides 4 sturdy metal A-rings on front and back for leash attachment. The front A-ring is designed to stop your dog from pulling, perfect for dog training and pullers. The A-ring on the back is for casual walks, jogging, hiking, etc. Moreover, the harness is soft breathable non-toxic mesh padded, pulling pressure is evenly distributed to the body to prevent choking. Fully adjustable. The harness comes with 4 adjustable straps to fit it snug on your dog. Both the 4 sides of neck and chest are adjustable. No worries of dog slipping out or choking.