Crest 3D White Whitestrips Professional Effects, At-Home Teeth Whitening Kit, 13 Levels Whiter, 22 …

Crest 3D White Whitestrips Professional Effects are down to $40.59 for Prime Day (40% off the regular $67.45). With 22 treatments in the box, that works out to less than a dollar per strip—solid value for a product that promises up to 13 levels whiter teeth.

This kit has a loyal following, with thousands of repeat buyers and strong reviews. It’s not a gimmick—just a reliable, at-home way to brighten your smile without booking a dentist appointment.