The term "freestyle" is also a favorite. If the call is correct. This position is called "crawl stroke"? called. Freestyle because you can swim whatever I think as soon as possible to the edge of the pool before everyone else. The port used? Why is this posture crawl stroke or have high speed. This position is a position that the body has a streamlined track over water? Other portals as well as the movement continues. You can do that easily. And in the process teach swimming lessons this position, it will be the first position.