Features: 30 g Enamel safe No tooth sensitivity Noticeable results from first use Say goodbye to yellowness on your teeth with White Glo's purple tooth toner. Simply brush the powder on to your teeth and watch the purple colour correctors brighten your teeth. White Glo's Purple Tooth Toner Whitening Powder contains purple colour correctors to counteract the yellow tones on your teeth for a whiter and brighter smile. How to use Use the spoon to apply a small amount of powder to your wet toothbrush. Brush your teeth gently for 30 seconds. Rinse mouth thoroughly with water to reveal a whiter smile!