Hi all, i am Stefano Basso from Italy, i am sail designer of wingssails, sails the world's most compact, I created the SUPER COMPACT SAIL DESIGN CONCEPT
this is the wingssails speed special 5.6
forum.windsurfing.nl/viewtopic.php?f=16&t=13868245 
for more info
Stefano Basso facebook profile
WINGSSAILS group profile
