Kleenex Buy 3 at $8.49/ea or above at Target and get $10 Target Gift Card $15.47

Target is offering "Buy 3 of the following Kleenex products at $8.49 and above (can mix and match) at Target and get a $10 target gift card:"
https://www.target.com/p/kleenex-…nk=sametab
https://www.target.com/p/kleenex-…nk=sametab
https://www.target.com/p/kleenex-…nk=sametab
https://www.target.com/p/kleenex-…nk=sametab
Offer is also available at the stores. Ends on 1/15/2022
If you count the gift card credit and buy the $8.49 products (usually 6 box set), $8.49*3-$10 = $15.47 for 3 box sets (18 boxes) amounts to $0.86/box. (Basically 39% off). These figures are before taxes.
So far the lowest price from Froogle is $8.48 for a set of 6 boxes at Walmart.