Vivi Bear No-Pull Durable Nylon Dog Harness Safe 3M Reflective Outdoor Pet Dog Walking Vest Harness with Handle For Small/Medium/Large Dogs Thick Nylon material. 6 colors for your choice and 3 sizes to fit different sizes of dogs. Breathable and soft lightweight mesh design harness to make your dog comfortable. Safety your pet dog include Nylon webbing with 3M reflective material for Good visibility at night and Sturdy handle for easy seat belt attachment while riding in your car. Easy to adjust and easy to put in on your dog or take it off. Please mesure your dog's chest girth carefully and choose the right size. Large Size: Fit chest girth 20.5-36 Inch