Product Description Material: Polyester Color: Black Blue Gray '') and weighing 1.5 - 3 kg (3.3 - 6.6 lb). M - suitable for pets with a chest circumference of 35 - 40 cm (13.7 - 15.7' ') and weighing 3 - 4.5 kg (6.6 - 9.9 lbs). L - suitable for pets with a chest circumference of 41 - 46 cm (16.1 - 18.1'' ) and a weight of 5 to 7 kg (11 - 15.4 lbs). XL- suitable for pets with a chest circumference of 47 - 52 cm (18.5 - 20.5'') and a weight between 7.5 - 10 kg (16.5 - 22 lbs). Package Contents: 1 * Pet Chest Harness + 1 * Traction Rope 1.Easy Control- Our dog harness has an aluminum traction hook on the Back. You can attach a traction rope to control the pet while walking, running, shopping and exercising. You can enjoy freedom and safety. 2.Reflective and Safe- The reflective design of the dog harness strap makes it visible in the dark night and low light conditions, improving safety when dogs and cats walk at night. The vest-like design evenly distributes the stress area of the chest and shoulders, reducing the dog's stress. 3.Soft and Comfortable- The dog harness is made of mesh material, the front material is breathable and comfortable, and the dog is not stuffy. The reverse fabric is delicate and soft, and the weaving threads are dense and will not stick to dog hair. 4.Easy to put on and take off- The adjustable chest strap better fits the dog's body. You can fasten the buckle after attaching the Velcro. This is safe and secure. Putting on and taking off is so easy and quick in two steps. 5.The dog harness set with leash- You can directly hang the leash through the sturdy D-ring collar hole. Then you can go for a walk or jog with your dog. The dog harness can also serve as a travel harness. It also allows you to secure your dog in the car.