Take out your BlanXometer inside and measure the whiteness of your teethO3X is the new & exclusive BlanX formula that delivers exceptional whitening results.O3X is the new BlanX formula with Active Molecular Oxygen O3X for professional whitening results.O3X releases oxygen power which removes stains for an intense white smile. These extra fine strips are flexible and transparent for perfect contact with the teeth. The shades of white which can be achieved refer to Vita Classical A1-D4, a well established scale used to determine the colour of teeth by dentists. The O3X formula is scientifically tested for whitening with professional results, visible in just 5 days, gentle on the gums and non-abrasive on tooth enamel, safe on implants, fillings, etc.Active Molecular Oxygen - O3X unleashes oxygen power and removes stain for a superior whitening effectArctic Lichens - Natural Active ingredient fights plaque and naturally whitens teethNew technology, Non-abrasive whitening treatment, O3X oxygen power professional results, Exceptionally Whiter Teeth in Only 5 Days, Clinically Tested, Peroxide Free, Easy to use, Professional results, Safe on implants, fillings and artificial teeth, Extra Fine Strip Fits Comfortably on Teeth, O3X Active Molecular Oxygen