JB Composites, JBoats specializes in designing and marketing family sailing yachts for performance racing and cruising sailors. Js are best known for performance, ease of handling, longevity and long term value. Many J's attract active one design classes, or owner associations. JEurope is the leader in production performance sailboats J/80, J/92S, J/97, J/100, J/105, J/109, J/122, J/133