Sitting at the top of the FCS line, the FCS II Performer PC Carbon Medium Tri Fin Set take their all-conditions shape and incorporate carbon fiber for a fin set that kills it regardless of the type of wave you're shredding. As opposed to composite and fiberglass fins, Carbon fins have increased stiffness in the base with the flex increasing through to the tip - leading to a dynamic fin that smooths out the ride. Combined with an Inside Foil, you're feel on the board is insanely responsive without slipping out from under you. Dominate local spots across the coast with the FCS II Performer PC Carbon Medium Tri Fin Set.