You can lower this to 2.43$ :

$4.87 – $1.40 (Sale) – $0.52 (SS 15%) – $0.52 (SS 15%) = $2.43

Use Subscribe & Save to save 15% (this can be canceled right after)
Use Code SUBSCRIBE15 to save 15% off new subscriptions

This is a add-on item, you have to order over 25$ to have this price. Just order any filler to get it, this is a HUGE DEAL.

Comes down to 0.61 cents per box !!!

LINK