Which technique can enhance the volume of fine hair?

Pin curling is a technique that is particularly effective for enhancing the volume of fine hair. When pin curls are set correctly, they create waves and curls that help to lift the hair away from the scalp, adding body and fullness. This is especially beneficial for fine hair, which often lacks the natural volume and can appear flat. Pin curling can give fine hair a bouncier and more textured appearance, making it look thicker and more voluminous.

Other techniques, though beneficial in their respective ways, do not primarily focus on enhancing volume as effectively. For instance, flat ironing typically straightens the hair and can reduce volume, while bangs styling may frame the face but doesn't necessarily add volume to the overall hairstyle. Layering can sometimes enhance volume but is more about giving shape and removing bulk rather than specifically boosting the volume of fine hair.