Silky soft, power-packed, compact massagers. Pleasing shapes for versatile use. 10 functions of vibration, pulsation, and escalation. LED push button control with auto off on any function. ABS with PU Cote (massager) ABS with Silver Plating (dcor ring). 1 AA battery. 3.25 x 1/8.25 cm x 2.5 cm.