Performance VX2 is an enhancement system that consists of a precision gauge, vacuum chamber, trigger pump, a removable airtight seal and a penis ring. Precision engineered vacuum chamber is clear for viewing progress measuring 2.5 inches wide, 12.25 inches in total length and accommodating 8 inches in penis length. Regulate the amount of pressure with the precision gauge, adjust the intensity with the two-finger, trigger pump handle and disengage with the quick release valve. Bonus stretchy cock ring helps maintain erection and elongate each VX2 experience. 12.25 Inch Length (8 Inch Insertable) x 2.5 Inch Width. Pressure Release Valve. Includes Soft Pump Sleeve. 1 Stay Hard Penis Ring Included. Made of Non Porous Polycarbonate. Contains no Fragrances, Phthalates, Paraffins or Latex.