Walgreens has Oral-B Proflex Stain Eraser Toothbrushes Or Oral-B Charcoal Whitening Therapy Toothbrushes on sale for $4.00 each when you buy 2.
Use the $3.00/2 Crest Adult Toothpaste 3 oz. or more, Mouthwash 16 oz. or larger, Oral-B Manual Toothbrush, Glide Floss or Fixodent Adhesive digital coupon. You get $4 Walgreens Cash when you buy 2. Use the $1 Oral-B Manual Toothbrush Ibotta offer to make it free.