Amazon has this 8-Pack of Electric Toothbrush Replacement Heads for just $5.49 when you clip the $4 e-coupon and check out through Subscribe & Save!
These are generic toothbrush heads that are compatible with most Oral-B Electric Toothbrushes (Pro1000, Pro3000, Pro5000, and Pro7000 Precision Clean).
Note: Once your order ships, you can go into your Amazon account and cancel your subscription if you don’t want recurring orders.
Thanks, SwagGrabber!