The Ultra Perfection has a perfectly shaped straight shaft design that can be gently adjusted (bent) to increase shafts circular motion, creating a custom feel. The contoured shaft is made of Superior Crystal Clear Medical Grade Elastomer with the look of glass but is ultra soft, not sticky and odor free. The Ultra Perfection Vibe has a 4 button lighted controller to adjust Variable Speed Vibration & Reversible Rotating Shaft Swing. The battery box and the motorized internal component located in the tip are plated with Metallic High Fashion Vibrant Colors. When you need things to be just right; reach for the Erotic Embrace Ultra Perfection Vibe!