Made of durable oxford and breathable mesh padding, equipped with adjustable straps, our pet harness vest can provide extra comfort and protection. LED Lighting with quick flashing/slow flashing/static modes and reflective strips ensure that your dog is high visible to avoid hitting by cars, bicycles or runners. Highly keep your dog safe at night/at dawn. Perfect for daily walking, running, hiking, training, hunting, outdoor adventure and more! We also provide S/M/L/XL sized to fit your dog well.