Product Details Thickens, conditions. Fresh, clean scent. Easy-to-use foam. Love Your Color hair color foam gradually replaces gray with natural-looking color. You can stop anytime and leave a little gray, or keep going until all the gray is gone. You decide. And it looks so natural no one can tell you colored your hair! There's no mixing, no mess, no dripping, no greasiness. This hair color foam works so subtly and gradually, you may not see a color change for the first few days.