This pair of nipple suction cups use a twist knob system to draw pressure into the chamber incrementally. The dual layer seal inside the Sucker cup generates a fantastic quality seal with a great amount of control over the pressure.
- 2 x Sucker Cups Included
- Easy-Grip Twist-Knob system
- Great Seal and Pressure Control
- Smoked chambers allow you to see the results
- Max Chamber Depth: 39mm / 1.5″
- Max Chamber Diameter: 39mm / 1.5″
- ABS Plastic / Rubber