|Age 12 to 80, no matter what their style: racing, daysailing or cruising. Her flared topsides make her dry on deck. Her "weekender" cabin makes it possible to get warm on cold days and she can be sailed easily by one person with only the mainsail. While some of the world's best sailors have the latest version J/24, a well-prepared 1977 model, built to the same shape and weight with rigid end-grained balsa core construction can still win the class world championship even after 30,000+ miles of trailering. That's "One Design". The International J/24 is built in the U.S., Japan, Austrailia and Italy and has more than 50,000 people sailing 5,300 boats in 150 fleets in 40 countries.