This large-sized vibrating butt plug (2 in. at widest point) is made from silky soft silicone and is waterproof. It has six powerful quiet functions including 3 vibration settings, 2 pulsation settings and 1 escalation setting. Control by using either the slim line remote control or by a button on the base. The remote control can be used up to 25 feet away. Ace is rechargeable using a USB magnetic charger for convenience.