 Classes of the International Radio Sailing Association

The International Radio Sailing Association (IRSA) governs various classes of radio-controlled sailboats used in competitive sailing. The classes are defined by specific rules and specifications that outline the design, dimensions, and other characteristics of the boats. Some of the recognized classes under IRSA include: 1. **International One Metre (IOM)** - A very popular class with a length of one meter, recognized for its competitive racing.