The Master Series Nipple Amplifier Pump Set is fitting for you if you desire titillating stimulation of your nipples.
The set consists of 2 small nipple pumps, which creates a vacuum around the nipples for an extra arousing sensation.
When you reach your desired hardness, you can place one of the small rubber rings on the nipple to maintain the stiffness.
A set of 4 rubber rings in each size is included, when you purchase Nipple Amplifier Pump Set. Use the rubber ring that best fits the size of your nipple.
MATERIAL: Glass and rubber.
SIZE, PUMP: 6.7 x 2.8 cm.
DIAMETER, RUBBER RING: 1.1 cm, 0.9 cm, 0.7 cm and 0.6 cm, respectively.
USER GUIDE: English.