**This product is updating to Crest 1 Hour Express Whitestrips from the Crest 2 Hour Exprses Whitestrips so packaging and product mary vary.
Get an eye-catching smile for that last-minute event with 2 Hour Express Whitestrips. Unlike brushing alone, 2 Hour Express goes beneath the enamel surface to deliver enamel-safe, same-day results for brighter, whiter teeth that guarantees crowd-pleasing results. A brighter smile when there’s no time to plan; Get full results in 2 Hours Whiten on the run with Advanced Seal Technology no-slip grip. Enamel Safe: all Crest 3D White Whitestrips use the same enamel safe whitening ingredient as the dentist.