Enlarge your penis with the Blue Junker penis developer and its automatic pump equipped with a system that automatically creates a vacuum.

Vacuum extender developers are the best for increasing penis size. This automatic developer is equipped with a system that allows you to automatically release the air by pressing the ON/OFF button on the pump. Press the “vacuum release” button to adjust the decompression or interrupt it.
The transparent and graduated tube is finely made. It allows you to observe your progress in real time. An additional seal is provided with the penis developer.
After using the pump, your penis is bigger and your erection more impressive.

Features:
- Penis pump
- Penis development / erection enhancement
- Material: Silicone and TPR
- Durable, easy to disassemble, easy to clean
- Finely crafted transparent graduated cylinder
- Supplied with a spare seal
- Phthalate free
- Tube dimensions: 20 x 6 cm
- Brand: Blue Junker