New Futures Surf Stamps Generation Series 5 Fin Set Glass Green 5-Fin Set Recommended for Medium Size Surfers - 145lbs to 195lbs (65kg to 88kg) Futures Ride Number rating of 7.4 - Speed Generating For springy fluid and responsive surfing Area Specs - Front Fins and Center Fin: 14.84sq in - Quad Rears: 11.56sq in