Schwarzkopf BLONDME Premium Care Developer has specially formulated to partner Blonde Me Bleach and color shades. Its caring formula supports hair’s natural moisture balance which ensures your new blondes have a brilliant shine and a wonderfully soft feel to their hair.BLONDME Developer comes in 4 strengths:2% (7 vol)perfect for toning hair that’s already been lightened and for gentle bleaching.6% (20 vol)the strength for conventional bleaching or for toning on naturally light (level 8 or above) blonde hair.9% (30 vol)ideal for maximum bleaching, white hair blending, or lifting naturally light blonde hair.12% (40 vol)choose this one for lifting or white blending on a natural base at level 6 or 7.Schwarzkopf BLONDME Premium Care Developer comes in a 1000-ml (1-litre) bottle.