Crest 3D Mouthwash, Only $0.50 at Walgreens

Buy 2 Crest 3D White Mouth Rinse, 8 oz $3.00 each, when you buy 2, sale price 11/22-11/25

Buy 2, Receive $3.00 Register Reward 11/22-11/25

Use one $2.00/2 – Crest 3D Whitening Mouthwashes 237 ml or larger (coupons.com)

Pay $4.00, Receive $3.00 Register Reward

Final Price: $0.50 each, when you buy 2