Amazon offers the Oral-B 3D White Action Replacement Brush Head 2-Pack for $2.67 with free shipping via the directions below. That’s tied with our June mention and about $3 less than you could expect to pay in local stores. They feature rubberized bristles with action cup brush heads. To get this deal:

1. View the Oral-B 3D White Replacement Brush Head 2-Pack for $5.67
2. clip the $3 off coupon on the product page
3. order via Subscribe & Save for a final price of $2.67

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