Airlock - Silicone Air Device

The newest device from Exercise Devices 

Built with medical grade silicone 

Airtight design with NO leakage 

Air pump included 



Weight: 40 grams

Size: 31mm ( Inner grip diameter ) 

If you need a custom diameter, please include this when you enter your address after making a payment

The device diameter should match the flaccid width of the shaft