With a smooth curve design to provide a more fulfilling sensation. Improve your performance with this silicone Vibrating Penis Sleeve. This erection-enhancing and pleasure-promising cock sleeve is made from smooth silicone. Your partner will be taken to new levels of blissful orgasms by switching on the vibration part which delivers stimulation directly to the clit. The stretchy sleeve hugs your penis for a stronger, longer-lasting erection.10 vibration settingsMade of siliconeWaterproofSmooth curve designBattery 1x AAA