Perfect for discreet and on-the-go pleasure, the Ladies Night Out set includes three great vibes: the Smooth Vibe, a Remote-Controlled Vibrating Egg, and Mini-Massager with four attachments. Each of these vibes is small in size, but they all pack a punch of pleasurable vibrations. Measurements: Smooth Vibe is approx. 5.25, Egg Vibe is approx. 2.25, Mini-Massageris approx. 4. Batteries Required: Smooth Vibe and Mini-Massager each use one AA battery, not included; and the Egg Vibe uses two AA batteries, not included.