Blueberry Pet 3M Reflective Durable Dog Leash, 6 Colors, Matching Collar Available Separately Length 5', Width 3/4", Size Medium. The 3M reflective threads are stitched into the nylon webbing. For better control of your pets, please connect the spinning snap with the O-ring or D-ring of the collar/harness products. For the best combination, purchases of the matched collar, leash and harness products in the same size are highly recommended. This leash is a single product. Its matching collar (B017CPPUGY) sold separately All pictures are taken with our production samples from a size of Medium (Width 3/4", Length 5 feet); Machine wash with similar color items in cold water on gentle cycles. Lay flat to dry