Performance VX3 is a gentlemen`s enhancement system that consists of a vacuum chamber, pull pump, a soft removable airtight pump sleeve and a soft stretchy Stay Hard cock ring. Precision engineered vacuum chamber is clear for viewing progress measuring 2.6 inches wide, 9.3 inches in total length and accommodating 8.5 inches in penis length. Adjust the intensity with the two-finger pump control handle and disengage with the quick release valve. Bonus stretchy cock ring helps maintain erection. Last but not least, we have included a detailed User Safety Manual to help you pump safely. Silicone, Water Based, Hybrid Lube Safe.QUALITY - Precision Design. Tight Seal. High Performance. Ultimate PleasureTHE SPECS - 9.3 Overall Length. Cylinder Is High Impact Polycarbonate. Measures 9.3L x Inner 2.05, Outer Width 2.6. Etched Measurement Markers To Measure GrowthPERFORMANCE - Advanced Pull Handle Design Generates More Vacuum Than Bulb Pumps For Bigger ResultsINCLUDES - 1 Ultra Soft Pump Sleeve For Maximum Pleasure. 1 Stay Hard Cock Ring. Detailed User Safety ManualPEACE OF MIND - Responsibly Made By Blush. U.S. Maker of Quality Sexual Health Products Since 2007. Includes A Detailed Product Instruction And User Safety Manual. Easy Safety Pressure Release Valve