Revlon One-Step Root Booster Round Brush Dryer. The styler that’s designed to dry, boost roots, and create bold styles for any length. Get one-step styling on wash day, or your wash day off. This styler & dryer boosts in more ways than one – revive styles with the brand-new round brush head! A 1.5” size for adding extra body, creating soft curls, and flips. Smooth styling variety in up to half the time. A ceramic coated barrel provides even heat distribution fast drying & styling, consistent results, and less heat damage. Ionic Technology® is the trick to a salon-style finish – all the shine and healthy-looking strands. Forget frizz!