Bembridge Illusions - yes it may be winter soon but sailing most certainly doesn't have to stop

             

          

                                                        

 http://en.wikipedia.org/wiki/Illusion_(keelboat)

see also links to International 2.4 class as used in recent paralympic games

http://www.ukassociation2-4mr.co.uk/

http://en.wikipedia.org/wiki/Illusion_(keelboat)