Sierra says: The Palmer Flex Plate is meant for either a bigger footed guy who wants to get on a smaller waist width snowboard or for the guy who just wants a more cushion feel when landing huge kickers and cliff drops. This plate is soft so vibrations are depleted and riding is smooth. It is mostly meant for a park/freestyle rider.
Palmer says: The PLS flex is the best selling plate in the line...
Sierra says: The Palmer Standard Plate is meant for the all-mountain freeride orientated snowboarder who needs some lift off their board because their boot is too big and catching toe-drag. This plate offers a higher-center of gravity for quicker edge to edge turn initiations and precision.
Palmer says: The PLS standard has 10mm of lift and is more Freeride-oriented