Replacement rubber opening for your penis vacuum pump. Our O-Ring Air Seal for Vacuum Penis Pumps are Flexible and:

• Exactly what you need – Measurements: Approximately 2.25 inches in diameter.
• Stretch easily for convenient and comfortable insertion.
• Remaining tight and intact at all times, no air leaking.
• Made from smooth TPE material which is safe for your body.
• Super easy to clean before and after use.