This Design has Red Trim with 3 rows of Tiny Black Diamond Shape Designs! 4' Long Matching Leashes are Available! These collars are made with all nickel plated steel chain assembly! Great for walks and obedience training! 3 Sizes available. - The last picture shown is our Lab on leash wearing a chain martingale (in a different pattern) as an example of how they work and look on a dog.