Starting 08/20, Walgreens will have Ziploc Slider (Freezer or Storage Bags) and Containers on sale two for $4. You will get back $1 in Register Rewards when you buy two. Buy two for $4 and use one of the $1 off two coupons below and pay $3. Get back $1 in Register Rewards. Final price $2 or two boxes or $1 each.