Color Naturals 1 - Natural Black. Get nourished hair, and better, long-lasting colour, Garnier Colour Naturals rich cream formula gives you 100% Grey Coverage; Rich, Long-lasting colour; Silky, Shiny hair., IMPORTANT: HAIR COLOURANTS CAN CAUSE AN ALLERGIC REACTION A SKIN ALLERGY TEST MUST BE DONE 48 HOURS BEFORE EACH TIME YOU WISH TO USE THIS PRODUCT (see the instruction leaflet)., DO NOT USE: - if you have already had a reaction to a hair colouranBLACK HENNA TATTOO: IF YOU HAVE EVER HAD A BLACK HENNA TATTOO, even a long time ago, you are very likely to have become allergic without realising it. Take no risk. Never use this product unless you have done the skin allergy test, 48 hours before use.