Important Safety Warnings: Perform an allergy alert test 48 hours before each time you color even if you have already used coloring products before. So remember to buy the product 48 hours in advance. Caution: This product contains ingredients that may cause skin irritation on certain individuals and a preliminary test according to accompanying directions should first be made. This product must not be used for dyeing the eyelashes or eyebrows. To do so may cause blindness. Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary "black henna" tattoos may increase your risk of allergy. Do not color your hair if: You have a rash on your face or sensitive, irritated and damaged scalp. You have ever experienced any reaction after coloring your hair. You have experienced a reaction to a temporary "black henna" tattoo in the past. In case of any reaction or when in doubt consult a doctor before using any hair color product. Rinse hair well after application. Avoid contact with eyes. Rinse eyes immediately if product comes into contact with them. Wear suitable gloves. Keep out of reach of children.