Not intended for use by or on anybody under 16 years of age. - Contains persulphates which can cause an allergic reaction. - Do not use if sensitive to persulphates or you have previously experienced an allergic reaction to hair lightener or if your scalp is sensitive, irritated, itchy, damaged or has any abrasions. - A medical doctor can answer any questions about your personal sensitivity to hair-lightening and colouring products. - This product is a lightening mixture and contains hydrogen peroxide and persulphates. - Do not inhale or ingest lightening or developing cream. In the event of ingestion, do not induce vomiting. Seek medical attention. - Follow all directions and use the gloves provided. - Product has been formulated to lighten the hair on your head. Do not use to lighten eyelashes, eyebrows or facial hair. - Don't let product come into contact with your eyes. If product does come into contact with your eyes, rinse your eyes thoroughly. If you wear contact lenses, take them out before rinsing your eyes. If irritation persists, seek medical advice. - If you experience any intense stinging, swelling or a burning sensation on the scalp, or if breathing problems, rinse immediately with lukewarm water and stop any further use. - It is best to seek medical advice before undertaking hair lightening again. - Product should not be used on hair that is very fine and fragile, sensitised, straightened or just recently permed. - Please wait two weeks or more after a perm before applying this or any bleaching product. Do not use if your hair has been coloured with henna or a progressive hair colourant. Keep the developing cream away from heat and light. Do not mix any of the products contained within this packaging with any other products. Discard any unused product. Do not leave the mixture in a closed pack as it may explode.