Keep your dog safer and more comfortable on walks with a stylish Petmate's® Adjustable Dog Harness. Created with quality, long-lasting fray-resistant nylon that is strong, and comfortable. Features tough plastic buckles with built-in adjustment slides, heavy-duty stitching, and metal D-rings. Fray-resistant poly nylon in a variety of fashion colors. To determine the correct size for your pet measure the girth of your dog. Select the appropriate size listed for your pet by choosing a harness that is adjustable to fit your dog's girth.