How many turns with rollers typically create a wave effect?

Creating a wave effect in hairstyling typically requires one and a half turns with rollers. This technique allows the hair to wrap around the roller adequately to achieve the desired curvature and volume. The 1.5-turn technique provides enough tension and coverage to form a soft wave, which gives a natural appearance rather than a tight curl or a flat look.

To create a wave, the hair needs to be wrapped in such a way that it can bend in a smooth arc; one full turn would not provide enough curvature for a wave, and half a turn would be insufficient to create any noticeable wave effect at all. Two turns might create a tighter curl rather than a soft wave, as the additional wrap around the roller would tend to curl the hair more tightly rather than allowing it to flow in a wave pattern. Therefore, one and a half turns strike the right balance to create that flowing wave effect, making it the most effective choice.