The ZINI Janus Lamp Prostate Massager Medium is a silicone anal massager that massages the prostate in a manner that heights pleasure. The design is specifically crafted to stimulate using different textures. The medium is ideal for those who've used anal massagers in the past and want to take it one step further. The perineum tap provides additional pressure for longer play. Whether having fun with a partner or amping up a solo session, the Janus Lamp will give you the ideal level of pressure and pleasure.