Although the term Jet Ski was originally a model of personal watercraft created and manufactured by Kawasaki, it has become synonymous with all brands of jet skis. Another term that's used to describe jet skis is WaveRunner, the trademarked name of personal watercraft made by Yamaha. At NiceJetSki.com we find the best deals on personal watercraft (jets ski or waverunners). You will find cheap jet ski deals for under $1000 and you can get them shipped anywhere in the United States.