Target has the Colgate Sensitive Toothbrush + Sensitivity Pen on a buy one get one 25% off promotion. Stack a printable manufacturer coupon with a high-value Cartwheel offer to pick up two for just $4.18 each–regularly $12.99!

Buy One Get One 25% Off through 1/2

Use two $1.50/1Colgate Sensitive Toothbrush + Sensitivity Relief Pen (colgate.com)

And use 50% Off – Colgate Sensitive Brush + Sensitivity Brush, Target Cartwheel Offer (exp 1/2) – (cartwheel.target.com)

Final Price: $4.18 each, when you buy 2