Of the many swimming kick techniques,
the flutter kick is perhaps the easiest and the most basic one, yet it's an integral part of the backstroke and front crawl, also known as freestyle. Learning the flutter kick lays the foundation for mastering these two basic strokes, giving your swimming workouts so that they are versatile and effective.
The flutter kick involves a continuous up-and-down motion of the legs, with the power generated from the hips. This technique will help you streamline the whole body in the water, reduce drag, and propel you forward or backward, depending on the stroke.
I've created a step-by-step guide to help you master this technique, breaking down the flutter kick into easy parts. Check it out
here.