The MPE Flex Fin was designed with the help from surf historian, collector, and hoarder Kirk Putnam. Ride the fin towards the front of the finbox for a looser feel, or pull it back towards the tail for more stability when turning.
| Height | Base | Rake |
| 8.5" | 5.3125" | 9" |
| 9.25" | 5.5" | 10" |
| 10" | 5.75" | 11.375" |
MPE Flex Fin
