Vòng chống bay hơi acetone vệ sinh tắc lon sơn xịt cho hũ Mason

This ring is to prevent Acetone from evaporating when securely fastened to a mason jar allowing for a standard spray paint can to then be inserted for cleaning and clog removal.  

With the mason jar lid seat the ring into the lid and secure firmly onto mason jar.  Add acetone to 1/4 jar compacity then insert spray paint can upside down without nozzle till top is fully submerged.  Let the jar sit for about 2 hours.  The ring will prevent the acetone from evaporating and then can be reused by replacing with original Mason jar lid insert.

Use TPU or other flexible filament.