HEYSMILE Gel Refills Advanced Teeth Whitening x3 Brand new and sealed The most advanced PAP whitening formula, designed to make your teeth whiter, brighter and stronger. Backed by science, proven by you (study number: 53-LAB-WHI-21-001, tested and proven by G. Thomas, T. Badrock & C. Thompson, 1st September 2021, Intertek CRS).
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