No Pull, No Choke X-frame dog harness with a crossed X-shaped frame at the neck, evenly distributed traction pressure around the pet's chest, providing a comfortable fit and avoiding resistance or pulling, which can prevent choking and effectively reduce the risk of injury. Pet Vest and Leash Set Our dog vest comes with a traction leash, which is made of durability nylon fabric and high-density weaving, making it sturdy. The back of the vest is designed with a D-shaped metal ring, which buckles the leash onto the ring for an easy and convenient outing. Soft & Comfortable Wear The dog harness vest is made of soft and premium polyester fabric, which is lightweight and does not hurt the pet's skin. In addition, breathable mesh and sponge filling inside the vest provide a more comfortable wearing experience for furry friends. Simple to Use Designed with adjustable straps and quick buckles for easy to put on and off. Easily adjust the shoulder strap to better fit the dog's body shape. The locking function of the buckle is safer to prevent the dog harness from falling off. Multiple Sizes S/M/L 3 sizes available for X-frame no pull dog harness. Please carefully measure the pet size before purchasing and refer to the size chart shown in the picture. This pet harness is suitable for small and medium puppies. Take your cute baby and go out to play immediately!