For the first time ever, a toy that Throbs. Designed to simulate a pulsating penis, the internal parts of the Throbbing Hearts push in an outward movement expanding the girth of your toy. The shaft actually swells and contracts in rhythmic motion guaranteed to satisfy with three varying speeds - from gentle to intense throbbing action. And that's not all this groundbreaking new technological toy has to offer. A seven-function clitoral stimulator for external vibrations all wrapped up in a waterproof toy that's the talk of the town. For amazing sensations, the clear choice is The Throbbing Hearts. Insert your own 4 triple A batteries and turn up its unique throbbing shaft. The clit stimulator has 7 different functions of pulsations, vibrations and escalations. The throbbing shaft throbs just like a heartbeat and contract to your orgasm. This is the perfect dual-stimulator for any experienced sex toy user craving a different sensation. Insertable Length Main shaft: 5.5", Clitoral stimulator: 3"