SNOW built its name on heavily marketed LED whitening, and its dissolvable strips are the brand’s easier daily option. The strips are genuinely no-mess, dissolve fully so there is nothing to peel off, and the mint finish is pleasant. Used daily for a week our testers saw a modest one-to-two shade lift on light staining.
The issues are value and strength. The per-treatment cost is high for the results, deeper coffee and karak stains barely moved, and a few sensitive-teeth testers reported mild tingling. It is convenient, but you are paying a premium largely for the brand and packaging.