Reflective strap design:This dog vest got safety features includes Nylon webbing with 3M Reflective material for good visibility at night and sturdy handle for looping safety belt through to secure your dog in your running car. No pull design:Snap buckle closure ensures ease putting on and taking off Harness,And dogs feel comfortable with the harness on.4 adjustable joints makes sure this vest fit your dog. Two alloy D rings for leash: D-ring on dog's back and webbing with O-ring on dog's chest. Quality:This dog harness vest is made of nylon material which makes it is very durable and light weight while the mesh with soft sponge padding in chest and belly making it comfortable,breathable.And also scratch-resistant and Stylish. Note: Please refer to the size measurements in our pictures before placing the order.