how to stop white matt over the head phones from going manky

[ethan]

...that is preventing them from yellowing. I was wondering if you could coat them in a protective spray etc? Thank you

 

[Marsman]

You could use some kind of fixative spray, or clear spray paint.

 

[ethan]

You could use some kind of fixative spray, or clear spray paint.

Yeah I was actually thinking of using a fine fixative spray. The sort of thing you would use to prevent inkjet prints from yellowing under the sun etc.