LA Pump Penile Enlarging Cylinder 10 LengthA unique line of hand crafted, diamond cut, flame polished cylinders for enlargement of the penis, through hyperemiation (Vacuum Pumping.) Products are designed with safety, comfort and maximum size gain. Cylinders are individually hand crafted for you to choose YOUR size specification with comfort and the best vacuum seal without the use of awkward rubber gaskets.Which LA Pump reseller is nearest to you? The cylinders are made of advanced polymers for maximum pumping results. All cylinders include a quick connect/disconnect safety valve that allow for disconnection from the expansion tube while maintaining the vacuum you have chosen. This is not a cheap generic penis pump version you find in most adult shops, it is the real deal with results guaranteed if you follow the pumping instructions.This cylinder is 10 inches in length and comes with multiple diameter options.Requires LA Vacuum pump to operate.