The Jan de Boer Catamarans has the same size main as the Performance site. <br>They list the main as 18sq m / 193 sq ft <br>Two jibs 44.7 sq ft and 52.2 sq ft. <br> <br>Performance should get serious about accurate specs on it's site....Or are both the Euro and US mains the same. <br> <br>---------------------------------------------------------------------- <br>Inter 20 specs - <br> <br>Length: 20' (6.10m) <br>Width: 8' 6" (2.59m) <br>Mast Length: 32' (8.13m) <br>Weight: 390 lbs. (177kg) <br>Mainsail with Mast: 193 sq. ft. (18m2) <br>Jib: 53 sq. ft. (4.15m2) <br>Spinnaker: 270 sq. ft. (23m2) <br>Construction: vinylester foam, sandwich hulls<br><br>