Onyx Vibrating Silicone Anal Plug from Master Series. Expertly crafted to hit your hot spots. This darkly sexy derriere plug is sure to entice you with its velvety smooth silicone exterior and deviously twisted shaft that ends in a rewarding curve. The onyx features an easy release phalange that bends with the body for added comfort. Topping off this reward piece is the addition of a powerful one speed bullet designed to take backdoor sessions to a whole new level!