Tantus offers some of the highest quality silicone dildos and vibrators on the market today. The Buzz 1 is no exception. With its firm, yet soft shaft made of top grade silicone, it's ability to retain body heat and sterilizing qualities are second to none. It's hypoallergenic, with no smell or taste and with a sturdy base, the Buzz 1 fits most harnesses. And when you place the variable speed micro-mini massager in its base, the Buzz 1 comes to life for both partners. The Tantus Buzz 1 Dildo measures 6.5" long by 1.5" across. Micro Mini massager runs on 3 watch batteries, included