FCS II Town and Country Glenn Peng Performance Glass Twin Fins + 1Designed by Glen Pang and inspired by The Saint, a board model he created in the 80s and made famous by Pottz, this is a versatile twin fin that can either be surfed as a twin fin or 2+1 set up. Performance Glass Performance Glass (PG) fins are machine cut from layers of solid fiberglass. These fins are stiff, and are widely used by pro level surfers because the integrity of the flex is maintained under immense force, and in the most extreme of