Nexus Boost is a remote-controlled prostate and perineum massager with an inflatable tip! Two powerful vibrating motors deliver dual stimulation to the perineum and prostate whilst the inflatable tip allows you to customise your prostate pleasure. 6 vibration settings Waterproof, Submersible Rechargeable Tip inflates from 1.3 inches up to 1.8 inches Silicone Boost also comes with a rechargeable remote control, making it perfect to use alone or with a partner. Length: 4 InchesWashing: Hot soapy water and toy cleanerInsertable: 1 to 5 inchesDiameter: 1.5 InchesCircumference: 4.7 InchesColour: BlackFlexibility: VeryController: RemoteFor Who: MaleFeatures: Inflatable tipMaterial: SiliconeBrand: NexusPower: USB RechargeableSize: 4 Inches