Heidshade
New Head-Fier
- Joined
- Jul 24, 2004
- Posts
- 33
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For users of Etymotic ER4 or 6, with the silicone/rubber tri-flanges - how often do you swap them for new ones?
I've been using mine, with occasional washing in soapy water, since May....
I've been using mine, with occasional washing in soapy water, since May....