The Coupon expires 12-29-17 (The print limit is two)(The Coupon states limit of one identical coupon per shopping trip)
Walmart sells 40oz Persil Liquid laundry Detergent for $5.24. $2.24 after the high value $3 off one coupon above.
Kroger has the 50oz on sale for $7.99 through 01/03/18. $4.99 after the $3 off coupon.