Amazon.com has the Oral-B Sensitive (3 Extra-Soft Brush heads) for a good price.

Item has a rating of 4.5/5.0 from 80 reviews

1. Amazon Price : $13.23
2. Click on "Clip this coupon" to get $3.00 off
3. Choose to "Subscribe & Save" to get 15% off and free shipping
Final Price : $8.25 Shipped