2-pack Tide PurClean Liquid Laundry Detergent (46 fl. oz. Bottles) $13 at Amazon
Amazon has a 2-pack of the Tide PurClean Liquid Laundry Detergent, 46 fl. oz. Bottles (Honey Lavender) for $18 - $5 off coupon
(check green "Save coupon" box) =
$13 with free shipping on $25+ or with Prime
(about 14 cents / oz).
Original Source of Info