Here's your opportunity to talk with America's Cup Sail Designers during the Louis Vuitton and America's Cup series. Just click on the links below to send them your sail-design related questions. We will select a variety of questions each week to be answered by North Sails' talented team of AC sail designers.

» July 7 - What were the differences between Alinghi and ETNZ's sails?
» July 6 - What do you attribute to these boats' True Wind Angle performance?
» June 25 - Would the efficiency of a 3DL Main increase if it was dimpled?
» June 14 - Would there be an advantage to adding winglets to the top of the mast?
» June 14 - Questions about gybing in light winds...
» June 13 - Should I be sailing with flatter sails?
» June 12 - Would square-topped sails be more efficient with added wingletts?
» June 4 - How do forces affect sails?
» June 2 - Why not fly a symm. Spinnaker & sail more leeward on windier days?
» May 31 - Could IMS boats use inflatable battens?
» May 30 - How are draft stripes applied to mains & how much weight do they add?
» May 26 - How do eddies affect boatspeed and pointing?
» May 23 - Are "active" battens allowed?
» May 18 - Are Square Top Mains good for sport boats?
» May 18 - Are Spain's spinnakers bigger than Team New Zealand's?
» May 17 - Jumperless Rigs / Answer by JB Braun
» May 10 - Batten Fittings / Answer by Chris Williams
» May 10 - Inflatable Top Genoa Battens / Answer by Chris Williams