This Nylon Lead & Vest combination is made for pet up to 10 lbs. The vest is adjustable. It is multi-colored with yellow, green, blue purple,pink, and orange. The chest size is approximately 10 by 15 3/4 inches. Great for training your small pet to lead with no need for a collar. Makes a great gift for your pet owner friend and as a thoughtful stocking stuffer. This offer is for two complete sets.