Get him into shape so you can enjoy longer and harder erections. Simply insert your penis into the transparent vacuum cylinder and produce the effective potency vacuum with the special scissors grip. control the pressure level on the manometer. When blood flows into your swelling member and your penis gets stiff and large, your success can be seen on the scale.Length: 9 InchesWashing: Hot soapy water and toy cleanerColour: ClearFlexibility: FirmFor Who: MaleMaterial: PlasticBrand: You2ToysSize: 9 Inches