Sold as a Pair. Left and Right. New-Old-Stock. Best used on older Perception kayaks with light gray thighbraces. These are secured with 3 push rivets each pad (included) and self-adhesive backing (glue may be compromised, use DAP Weldwood contact cement as needed. Outside push rivet holes are 15.25 inches on center. Pads are approximately 17.5 x 6.25 inches. Thermoform construction. PERRECTOUR