CD1 (C-Line Color Glow Special Edition)Speed 9, Glide 5, Turn 1, Fade 2 CD1 is back with a reinvented name in our new and improved C Line plastic. Formerly known as CD2, weve brought the mold back to the spotlight based on popular demand. The letters CD in the name stand for Control Driver, putting the player in the drivers seat and allowing you full control to manipulate and style the disc exactly how you want it to. CD1 makes for a great first distance driver for less powerful or skilled