Come and see our amazing products. The explosion-proof chest strap is specially designed for medium and large dogs. It is sturdy and durable. The traction safety harness has a built-in sponge and comfortable cushion to prevent the dog from straining when it bursts suddenly. According to the dog's body structure, it fits the dog's body curve, making it more comfortable to wear. It is made of high-quality oxford fabric with good air permeability and can be used in all seasons. Equipped with explosion-proof lock and one-button lock to prevent the lock from falling off during strenuous activities. Reflective design, easy to capture the dog's position at night, effectively reducing the damage of night traffic accidents. Suitable for bust size of 27.56 63.61 inches, suitable for weight of 61.73 88.18 pounds Pls confirm with us about the packing info, stock color and exact production time before placing your order.