Comfort Cylinder Seal Donut
These super soft and stretchy sleeves fits most penis pump cylinders. It is used to add convenience and to create a vacuum tight seal. We offer this accessory separately so you can upgrade your existing pump or replace an old donut if it has become worn. It can also help you maintain an erection, which is important if you want to increase your size faster.
- Creates airtight seal for optimal pumping
- Makes pumping more fun
- Compatible with most pump systems
- Materials: Silicone
- Include: 3pc donut sleeve for penis vacuum pump cylinders
2 in stock