On Amazon.com where you can now get this
Revlon One-Step Hair Dryer & Volumizer Hot Air Brush for $29.99 (regularly $59.99).

The Revlon One-Step Volumizer 1.0 Enhanced is a designed hair dryer + Hot Air Brush to deliver gorgeous volume and brilliant shine in a single step. The unique non detachable oval brush design smooths hair while the rounded edges quickly create volume at the root for beautifully full-bodied bends at the ends in a single pass. The brush is designed with Nylon Pin and Tufted Bristles for detangling, improve volume and control. Styling flexibility is guaranteed with 3 Heat/Speed Settings and a Cool Option built to provide just the right amount of heat.