Futures Unisex HS2 Hayden Shapes Generation Series Tri Fin Set Thruster fin set (3-Fin) Recommended for Medium Size Surfers - 145lbs to 195lbs (65kg to 88kg) Futures Ride Number rating of 8.3 - Speed Generating For springy fluid and responsive surfing Area Specs - Side Fins and Center Fin: 14.54sq in