Rocket Twin Fish 5'6" Monday A stringerless EPS core with which has more curve A stringerless EPS core with flex controlled at the rails made from Paulownia and Balsa wood this construction is light and lively underfoot Throw the Wayne Rich Power in a 2+1 setup and you'll be able to experience the added power that this fin is able to generate will handle more unpredictable beach break conditions and bigger waves compared to a traditional fish (but still easily tears up small waves) These features allow the rocket fish to surf more top to bottom and gives it that modern high performance feel whilst still maintaining that down the line speed and drive