Dial bar soap three-packs are buy one get one free at Walgreens. Use a $1.00/2 printable coupon on top of this sale price. You must buy four packs in order to use the coupon. Remember that Walgreens coupon policy does not allow you to use coupons on free items. Each bar of soap will come out to $0.40!Ajax, Only $0.49 at Walgreens!