ALL NATURAL HIGH BLEND GREY COCONUT ACTIVATED CHARCOAL - We have used the highest spec coconut charcoal - this gives the grey appearance. We have also mixed this with Bentonite Clay for added hygiene and dental cleaning effects. Be careful with all black charcoal as this may scratch enamel. ORGANIC ACTIVATED COCONUT CHARCOAL: Natural and organic carbon coco teeth whitening charcoal powder is highly effective in removing impurities and years of stains.It's organic teeth whitener and saves more than using whitening strips and toothpaste. SAFE & GENTLE: Since it's highly effective & made of nothing but pure ingredients, this premium black charcoal whitening powder acts gently on enamel and is ideal even for people who struggle with sensitive teeth PRO TEETH WHITENING - The product works efficiently compared to alternative teeth whitening methods. Our unique blend of ingredients works hard to restore your best smile, while it can potentially remove coffee stains, wine stains, etc.