Harness & Leash Set: Package includes- [ 1 x Dog harness and 1 x Leash ]. Extra small size is very small, suitable for thin “X small” dogs, puppies or cats under 10 pounds. It is recommended to choose small size for small dogs over 10 pounds. Special Design Pattern: Beautiful pattern design make your pet more fashion and charming when walking outside. It is easy to see that your pet is unique.fashion and charming when walking outside. It is easy to see that your pet is unique. Excellent Material: Made of high-quality polyester, soft and comfortable to pet's neck. Advanced Zinc Alloy D-ring for tag and leash attachment, and a secure plastic side release buckle for easy one handed quick release. Width & Length: The width of Leash and harness is the same, XS-3/5”, S-3/5”, M-4/5”, . The length of the leash is the same, It's a good length at 5 feet, designed for pet parents to enjoy comfortable walks with their dogs and fit for small, medium and large dogs. Perfectly Design: Harness comes with heavy duty hardware, the clasp that holds the leash to the harness fastens securely, metal is highly resistant to wear and rust, 2 adjustable straps can be adjusted to fit dogs. But please measure chest girth of your dog before ordering.