Heading to CVS this week?
Grab some FREE Listerine Whitening this week with the coupon for $1.00 off any LISTERINE WHITENING Rinse .
Listerine Whitening Mouthwash $2.99
Receive $2 in ECBs
Use the $1 printable coupon 
Final Price = FREE after ECBs
And while you are there be sure to grab the $.99 Right Guard Deodorant !