Product Description None Caution for Use - Please read the instruction manual carefully and use it correctly. - This product is for professional use only. - Hair color may occasionally cause severe allergic reactions. - Do not use if you have: - Ever had an allergic reaction to hair color, including this product. - Ever felt unwell during or immediately after coloring your hair. - A sensitive condition of the scalp or skin (during illness, recovery, menstruation, pregnancy, etc.). - Any sores, wounds, or skin diseases on the head, face, or neck. - Always conduct a skin allergy test (patch test) 48 hours before each use, following the instruction manual. - Always wear appropriate gloves when using. - Avoid getting the solution or rinse water in your eyes. - Do not use on eyebrows or eyelashes. - Keep out of reach of children. - Store in a cool place away from direct sunlight. Ingredients Active Ingredient: Hydrogen Peroxide Other Ingredients: Purified Water, Myristyl Alcohol, Liquid Paraffin, Octamethylcyclotetrasiloxane, Polyoxyethylene Cetyl Ether, Tetradecyl Sulfonic Acid Sodium