http://www.hdaccessory.com/servlet/the-679/ibuds-apple-iphone-3g/Detail
http://www.accessorygeeks.com/ibuds-silicone-earbud-covers-bu.html
http://www.inteshop.com/index.cfm?GPID=-8&PrLID=187&PrID=1088
hi, anyone know where i can find this in singapore?