SONA™ stimulates the entire clitoris - even the parts you don't see - with gentle sonic waves instead of conventional vibrations. thanks to SenSonic™ technology. This sonic massager o­ffers an entirely new orgasm. a prolonged climax after a sensual build-up. Its smooth. waterproof design is made from a single piece of premium silicone. making SONA™ incredibly easy to clean and soft to the touch.