Oral-B Floss and Toothbrush 3 for $1.83 @Walgreens AC
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https://www.walgreens.com/store/c/oral-b-complete-deep-clean-toothbrush,-soft/ID=prod6402839-product
https://www.walgreens.com/store/c/oral-b-super-floss-mint/ID=prod1702-product
Add any of the 3 above, and clip the $7 coupon for Crest. Use codeFREESHIP (one per account, won’t work if you used it on any of the other walgreens deals recently).
Your total will be $1.28 or so.