Freestyle swimming posture. Miserably as any. It's different from butterflies and frogs Tha Tha feather. Most of it is seen. The hand that alternates left and right.
Swim freestyle swimming pier Pier, however. Ask different from butterfly THA tha frog and kanchiang, which are the most visible part is a nice tool to use alternate left, right.
The Freestyle is a position that I can ask how different from butterfly frog pose and posture-oar, most of the opinion, is the hand that I use alternating right and left.