Nexus Simul8 Butt Plug Edition delivers maximum satisfaction to both you and your partner. The super soft & stretchy silicone cock and balls ring will keep you harder for longer while the ergonomically shaped vibrating butt plug and base will stimulate your prostate and perineum as you thrust. Nexus Simul8 Vibrating Double Cock Ring & Anal Plug features 6 vibration modes. 2 motors. 48 combinations of pleasure. USB rechargeable. Waterproof submersible. 1 year warranty.