Okay not cheap as some brush heads, but please only vote cold if you think theres a better deal out there for people who do use these - if anyone can find a better price I'll be very suprised. Cheapest I can find is £19.99 for the twin pack direct from Philips.
* Replacement brush heads for Sonicare Elite 7000 series
* Deep yet gentle cleansing
* A precise combination of soft, extra soft and super soft end rounded bristles ensure deep yet gentle cleansing
* Longer bristles
* Designed to clean hard to reach areas