Brand from Japan: Kao. Massage foam into hair, and it transforms into thick, creamy foam. Even difficult to reach areas like the hair at the back of the head and the inner layers will be colored evenly and beautifully. Makes hair coloring fun. Honey (Moisturizing Ingredient) - Hair feels smooth when fingers comb through. Hydrolyzed Silk (Hair Protecting Ingredient) - Gives hair a shiny and moisturized finish. One box is enough to color shoulder length hair. Two boxes may be needed for thicker and longer hair. Not for use on gray or white hair. This kit contains: Solution 1, Solution 2 (Developer), Hair Treatment, Foamer Cap, 1 pair of Gloves and Instruction Sheet. How to use: Read the enclosed instructions (in English and Chinese) carefully before using and use as directed. Perform a skin allergy test two days (48 hours) before each use of the product. Before use, keep the product at room temperature (bewteen 20 and 30) for about one hour before mixing the solutions. If the formula is too cold or too warm, it will not foam easily. Do not use while taking a bath. This product is not a shampoo. Pour Solution 1 into Solution 2, turn it upside down a few times gently to mix. Gently squeeze the center of bottle to dispense foam. Apply foam to dry hair. Cover hair completely with foam and massage it in. Massage foam into hair with fingertips softly and gently, so foam reaches the roots and inner layers of the hair. Leave foam on hair for about 20-30minutes, then rinse out completely. Finish by shampooing and then applying the enclosed treatment.