For the non-adjustable (up and down) See the rear side of the non-adjustable CD back cover.

Best used as a replacement Current Designs Seat Pad for a range of Current Designs kayaks outfitted with the non-adjustable Seat Back Structure. This same pad was produced in neoprene fabric with the CD logo printed on it (often with a Maple Leaf). Pad is approximately 12.5 inches wide by 7.5 inches tall. CDOUT