Sonifresh via Amazon is selling Toothbrush Heads For Philips Sonicare E-Series HX7001,4 Pack for $8.83 and free shipping (even for non prime members)
Promo Code: JKQLHDPO
Note: is marked as expired since the promo code mentioned in that post has expired. Now, there is a new promo code.
Disclaimer: These toothbrush heads are manufactured independently by Sonifresh and NOT by the OEM (Philips)
Sonifresh Replacement Brush Heads Compatible with Philips Sonicare Essence | E-Series, Advance , Elite, CleanCare and Xtreme Brush Handles.
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