The FantASStic Vibrating Anal Anchor Plug is an expandable anal plug with tapered tips to glide inside. Once inside, the anal anchor opens and spreads for the ultimate full feeling. Vibrations can be added to the sensations with the removable 10-speed bullet. The anchor plug is made of smooth silicone for comfort. Batteries for the vibrating bullet 3 x LR44 are included. Anal Anchor Plug With removable 10-speed vibrating bullet Expands once inside Made of smooth silicone and ABS Length 10 cm Diameter 4 cm Batteries included