GET BRIGHTER, WHITER TEETH AND A BEAUTIFUL SMILE Maintain or improve your results with our peroxide-free whitening formula. By keeping your kit stocked with Gel refills, you will ensure that your teeth stay whiter and brighter for longer. Under the cold blue light, oxidation-reduction quickly takes place on the teeth surface and active ingredients penetrate into dentinal tubules to remove a variety of stains on and inside the teeth. Haven’t got the Smile Teething Whitening Kit [https://opatra.com/products/smile-teeth-whitening-system]yet? Order on along with your first set of Gel Refills. KEY FEATURES * 7 – 10 applications per tube * Results – up to 3 -8 shades whiter * Quick and painless * Vegan friendly * Safe on the enamel * Sensitivity free gel * Produces natural looking shades WHITENING EFFECT * The whitening effects may vary based on different teeth conditions. Teeth will be whitened 3 - 8 shades after using for 5-10 consecutive days with the Smile Teeth Whitening Kit. WHITENING GEL INGREDIENTS Sodium Chlorite (NaClO₂) with 2% concentration, Carbomer, DL-Menthol, EDTA, Glycerin, Sodium Hydroxide