Instant power for your penis and effective potency training with the Bang Bang penis pump in black. Simply insert your best friend through the tight, soft cuff into the transparent cylinder and use the handy pump ball to create the powerful potency vacuum: your penis can become larger, stronger and more powerful. With regular use (training) this success can last forever!

- Clear cylinder: 20 cm, Ø 5.7 cm, with removable soft cuff: Ø 2.5 cm (stretchable)
- Pump ball with safety pressure valve
- Material: ABS/TPE (cuff).