Walgreens-purex $1.79 for 3

Purex UltraPacks Laundry Detergent 18ct – $4.79 (buy 3)
You will get 2 for free with the B1G2 free sale.
Use 3 of the $1/1 Purex coupons
= $1.79 for all 3 or just $0.60 per package!