Upgraded Material: Made of high-quality Air Mesh material, highly breathable, durable, lightweight, soft and comfortable. Tension-free Design: This pet carrier uses soft, breathable and non-toxic padded mesh, and the tension is evenly distributed throughout the body to prevent pulling and choking. Keep your dog happy. Handle: The harness comes with a thickened nylon handle, which helps you control and assist your dog! Adjustable Straps: Adjustable straps can be customized for your dog, giving your dog room to grow. Please refer to the chart to select chest girth first and neck girth second. Weight should be used as a guide only. Satisfactory Service: Your satisfaction is the greatest motivation for our efforts. If you are not satisfied with the quality of our dog harness, we will replace it for free within one year.