Axe - Electric Vacuum Pump Enlargement Men ToysOur pump has 6 suction intensity levels that allow you to gradually train and improve your body size, suitable for beginners or experienced users for perfect body enlargement. The main materials of the enlargement pump device are silicone and ABS. The cylinder size is: 29 cm 11 inches long and 7. 3 cm 2. 8 inches wide, which is suitable for most people's bodies. Rhythmic negative pressure fluctuations cause the body to expand, dilate the blood vessels