Fun Factory Bi Stronic FusionBi Stronic Fusion thrusts, pulsates, vibrates and flutters. Bi Stronic Fusion is the first dual action sex toy with the strongest external motors. It combines realistic thrusting with rumbling, powerful vibrations giving you a very realistic feeling. The fun always continues with up to sixty four simulating settings ranging from a deep rhythmic thrust to quick intense pulses. Please Note: Fun Factory products are not eligible for any promotional