The rolling swells of this vibrating butt plug will tease and please everyone from an anal amateur to a booty boss! The small, smooth tip allows for a comfortable penetration before the bulb provides a subtle stretch, while the narrow base is shaped perfectly to fit between your cheeks. A one-speed bullet is included that can be inserted at the bottom of the plug. With the simple push of a button you can fill your hole with buzzing bliss. It is even waterproof to allow for wet, hot fun in the shower or jacuzzi! This firm, but flexible butt plug is phthalate-free and compatible with silicone and water-based lubricants. Clean with mild soap or a toy cleaner.Measurements: Plug is 4.1 inches in total length, 3.75 inches insertable length, 1.2 inches maximum diameter, .6 inches at minimum diameter. Bullet is 2.3 inches in length, .7 inches in width.  (Circumference 3.769)Material: TPE, ABS PlasticColor: BlackNote: Bullet requires 3 LR44 batteries, included