Twice as nice and double the pleasure with the 18.5 inch Dual Vibrating Flexi-Dong! This is a double ender with a difference. Mould the pliable soft jelly shaft with internal vertebrae to your shape of choice you'll be amazed by its agility! Dual motors in both ends mean that both parties receive maximum vibration from its 1.5 inch diameter shaft. An easy push button in the centre activates 3 pulsation and vibration settings which deliver exhilarating sensations. Batteries included.