Caution: this product will stain. Avoid contact with clothing, furniture, countertops, etc. Wear gloves during application. Protect hairline and top of ears with petroleum jelly to prevent color from staining skin. Hair colorants can cause severe allergic reactions. This product contains ingredients which may cause skin irritation on certain individuals. An allergy test must first be taken according to accompanying instruction sheet. Do not color your hair if you have a rash on your face or sensitive, irritated and damaged scalp. Do not use if you have ever experienced any reaction after coloring your hair. Caution: avoid contact with eyes. This product must not be used for dyeing eyelashes or eyebrows; Doing so may cause blindness.