Home 9 The One-Step Collection The One-Step Collection Salon quality hair in a fraction of the time. One step is all it takes. Revlon One-Step™ Dryer & Volumizer (Mint) RVDR5222FMNTRevlon One-Step™ Dryer & Volumizer (Pink) RVDR5222FPNKRevlon One-Step™ 1.5″ Round Root Booster Brush RVDR5292FRevlon One-Step™ Hair Dryer and Styler RVDR5212FRevlon One-Step™ Dryer & Volumizer RVDR5222FRevlon One-Step™ Volumizer Plus RVDR5298FRevlon One-Step™ Straight & Shine™ XL Heated Brush RVST2168FRevlon One-Step™ Blowout Curls RVDR5319FRevlon One-Step™ Air Straight RVDR5330F