This masturbator is made of body safe silicone. The powerful motor offers 10 levels of vibration. Thanks to the opening on one side and the flexibility of the silicone it is easy to insert the penis in the masturbator. Inside are stimulating nubs. With an ergonomic shape for a good grip and shiny detail on the base around the buttons.Operation: Press and hold the power button for 2 seconds to turn the masturbator on/off. It is now in stand-by mode, which is indicated with a red LED light. Press