Blueberry Pet 3M Reflective Jacquard Pattern Dog Leash Neoprene Padded Handle, 7 Colors, Matching Collar & Harness Available Separately Length 4', Width 1", Size Large. 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 (B01GQ1ST90) /harness (B06XFFQSD9) 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