Welcome to ScubaBoard, the world's largest scuba diving community. Registration is not required to read the forums, but we encourage you to join. Joining has its benefits and enables you to participate in the discussions.
Benefits of registering include
absolutely NOT. Bending knees create drag. This information spread to hurt my company. I make over 10 models of Force Fins. You can kick in many different ways.With your knees bent more than a traditional flutter kick