Product Description Shapers Fins - 9" Benda The 9” Benda is designed for loggers, pulled in pintails and mid length boards. The Benda has a wide base with moderate rake that creates a flexible tip, which makes a more maneuverable fin then to pivot fins. Height: 9" (229mm) Base: 5.9" (150mm) Material: Performance Fibreglass The Performance Fibreglass Series has a natural flex pattern (stiffer base and a flexi tip), this flex pattern is matching to traditional fiberglass fins. The Performance Fibreglass Series uses RTM (Resin Transfer Molding) to result the weight associated with traditional solid fiberglass fin. The PF Series uses a unique blend and layup of Fibreglass to emulate the feel, Flex and drive of a glass on fin