Use PTS/FEP which is the egg shaped foam ear pad for Chattaway and old Headsets.com headsets.
It will stretch perfectly to fit most of the Plantronics computer headset models.
Hi, I'm Kyle!
I manage this blog. Feedback, comments, compliments, criticisms, or any other questions? I'll take them all!
Kyle Newgent
Headset Blogger
(415) 351-5857
kyle@headsets.com