Waterproof vibro-cock ring with stimulating grooves. The new OptiGasm technology provides high and low frequencies. These frequencies create very deep vibrations that spread throughout the body. With 3 speeds and 4 pulsation levels. With an LED display light and two buttons (On/Off button and function control button). Blue. Rechargeable with the included USB cable. Complete length: 9 cm, width: 6 cm, O̸: 2.9 cm (flexible). Material: silicone (with a PU coating), ABS, phthalate-free according to EU Regulation REACH. Charging time: 2 hours, battery life: 45 minutes.