In Wildwater Racing events, the paddlers have to race their rudderless craft down a river, in the fastest time possible. Competitoin involves Classic races, which can be up to half an hour in duration, and the spectator-friendly Sprint, which is usually 400m to 800 m in length, where each run lasts just a few exciting minutes. There are single kayak (K1) events for men and women, and canoe events, only for men, in single (C1) and double boats (C2) There are also team events.