Amazon offers the Oral-B 3D White Action Power Toothbrush, model no. B1010F, for $3.82 with free shipping via the instructions below. That's tied with last month's mention and about $2 under what you'd expect to pay at a local store. It features rubberized bristles. To get this deal:

1. View the Oral-B 3D White Action Power Toothbrush for $6.13
2. clip the $2 off coupon on the product page to drop it to $4.13
3. add it to your cart via Subscribe & Save for a final price of $3.82 with free shipping

Be sure to cancel Subscribe & Save once your order ships to avoid being billed for subsequent shipments.