The Bio Ionic Whisper Light. Features our exclusive Nano-Ionic Hybrid Mineral to produce 5 times higher levels of Natural Negative Ions & Far Infrared Energy, for the quickest drying, without damage, for super, silky, shiny, healthy, hydrated hair. The Whisper Light uses the same technology as the Nano-i5X, but is ultra-lightweight and extremely quiet. Dryer also features Ionic Styling Nozzle, Cool Shot Button, Variable Heat Settings and more. If you are looking for a great dryer, we are confident that the Whisper Light is right for you!