What styling technique is best for achieving volume in fine hair?

Blow drying with a round brush is the ideal styling technique for achieving volume in fine hair. This method allows for the creation of lift and body at the roots, which is crucial for enhancing volume. When you blow dry with a round brush, you are able to lift sections of hair at the roots while simultaneously adding curl and bounce to the lengths, resulting in a fuller appearance.

The shape of the round brush helps to direct the airflow from the blow dryer in a way that encourages the hair cuticle to lie more smoothly, promoting shine as well as volume. Additionally, using the round brush to wrap sections of hair can help create soft waves, further contributing to the overall voluminous look.

Other techniques, such as flat ironing, typically focus on straightening hair and do not lend themselves to adding volume. Heavy hair products can weigh fine hair down instead of providing lift, and wearing hair in a tight bun restricts the natural movement of the hair, preventing any added volume from being achieved. Thus, blow drying with a round brush stands out as the most effective method for adding volume to fine hair.