TRUE AMES HOBIE FISH TWIN KEELS - GLASSTRUE AMES HOBIE FISH TWIN KEELS GLASS ( Twin Fin Set ) Futures Compatible, Flat Inside Foil: This early 70s era design is our most popular keel fin set, and has become an industry standard that is meant to be paired with fish surfboards. Designed at Hobie, this set is a true classic that pays homage to the early days of San Diego style twin fins. The Hobie Fish fins are a favorite among a lot of the surfers and shapers we work with because of the