Opalescence whitening toothpaste 133 gr - 2 pieces Thanks to the Sodium Fluoride it contains, it repairs the cracks in the tooth enamel and relieves tooth sensitivity. It whitens teeth up to 2 shades in just 1 month by removing surface stains. It is safe enough to be used several times a day and every day. It has a fresh mint flavor and a formula that does not contain triclosan.