Crest 3D Ultra White Strips 28 Strips 14 Uses

● Designed to target and lift stains built up over many years (e.g. from coffee, smoking, tea), the strips claim to remove up to 10 years’ worth of discoloration
● When used properly (once per day for each treatment), many users begin seeing visible whitening within about 7 days. The full set of 14 treatments completes over that span
● The formula is described as enamel‑safe and made to be gentle enough despite being effective. It removes stains without damaging the enamel when used as directed