Performance VX3 is a gentlemenb s enhancement system that consists of a vacuum chamber, trigger pump, a soft removable airtight pump seal and a soft stretchy cock ring. Precision engineered vacuum chamber is clear for viewing progress measuring 2.5 inches wide, 10 inches in total length and accommodating 9.25 inches in penis length. Adjust the intensity with the two-finger pump control handle and disengage with the quick release valve. Bonus elastomer penis ring helps maintain erection and elongate each VX3 experience.