12/case how to use: evenly distribute 1/2 contents of bottle onto hair massage thoroughly for 5 to 10 minutes. Rinse with luke warm water. Repeat steps with the remaining shampoo. Ingredients: tea dodecylbenzene sulfonate, cocandopropyl belaine, purified water, tetrasodium edta, hydanton, fragrance yellow #5 and blue #1, aluminum laka 06.13.22