Discover all the secrets of a wing sail on an International Moth -

[@utuberlesmouches]

Wingsail and soft sail exist ! Hugues de Turkheim - previously running the Tiga team - invented a "softwingsail" that one man can easely rigg like a normal wing with a usual mast -

[@Okamika44]

It is people like the guy in the grey shirt, that makes me nervous about joining the class..