Cal Exotics' Gyration Sensations Gyrating Rockin' Enhancer 1...world's first gyrating enhancer with silicone teasers that generate 10 incredible functions of gyrating action. Powered by the Performance Plus controller and contoured stimulator. The silicone love ring provides support for him and wild gyrating vibrations for a partner. The Performance Plus controller has 10 incredible functions of vibration, pulsation, and escalation along with gyration. The gyrating massager may be used independently. Features an auto on/off button and a state-of-the-art memory chip which resumes the last function used. Also it has a plug-in jack. Made of silicone (ring) and ABS (controller, bullet). Requires 2 AA batteries. 4.5 x 2.75 (ring). 2.25 x 1.25 (bullet).