The RockBoard Color Code Rings were designed to give you a simple and easy way of marking your RockBoard Flat Patch cables running from your Looper Switcher, patch bay, route boy etc. to your effects pedals. They make it quick easy to identify cable paths to and from your pedals, in order to keep your setup neat and tidy and speed up problem solving, should something not work. The Color Code Rings will fit any RockBoard Flat Patch Cable and come in 5 different colors, 2 pcs. each, so you can mark both ends of your cables paths.