Head over to Walgreens to score Purex Buy 1, Get 1 Free!
Add multiples of (2) to your cart and discount will auto-apply at checkout.
Feel free to mix and match with liquid detergent, pacs and crystals.
Plus, if you haven’t used these codes yet, you can score an additional 10% off with code SAVE10 at checkout, and FREESHIP for free shipping too! 
NOTE: these codes are only valid once per account so if you’ve already used it, it won’t work again. 
If you aren’t able to score free shipping, be sure to order online and pick up in store to get this deal!