Safety Warning: Can cause an allergic reaction. Follow the safety instructions. Safety Instructions: Hair colourants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use by persons under the age of 16. Temporary "black henna" tattoos may increase your risk of allergy. Do not colour your hair if you have a rash on your face or sensitive, irritated and damaged scalp and if you have ever experienced any reaction after colouring your hair. Do not colour if you have experienced a reaction to a temporary "black henna tattoo in the past. It contains hydrogen peroxide. Do not use it to dye eyelashes or eyebrows. Rinse hair well after application. See the bottom of the pack for the full list of ingredients. Conduct an allergy alert test 48 hours before each time you colour (see enclosed leaflet), even if you have already used colouring products before. So remember to buy the product 48 hours in advance. In case of any reaction or when in doubt, consult a doctor before using any hair colour product. Avoid contact with eyes. Rinse immediately if the product comes into contact with them. Wear suitable gloves. Keep out of reach of children.