This compact vibrator is designed to fit discreetly between bodies, slip into the pocket in your harness or be easily held against the body during use. Slim and flat, Unity is perfect for external stimulation and is a great addition to oral sex, sensual massage or overall sensation play. It's waterproof, too! With five intensity levels; just hold the button down for three seconds to turn on/off. USB rechargeable. Comes with a velvet storage bag. Five year warranty. 4" x 1" diameter.