... want?A: for this item,it is one box with 24 pieces different colours .the customer can't mix ... quality, colour is more bright. 5. You can try with a variety of color, very interesting and good-looking. ... A shampoo can be washed, wash before color, with comb the hair comb the full, help to thoroughly clean. 10. Don` ... non-toxic certification, ASTM D-4236 AP certification, with MSDS safety information card