Lustrous, healthy-looking, easy-to-style curl. For single processed tinted (20 volume peroxide or lower)hair. Gentle, true acid (6.7 pH) perm. Faster, gentler dryer-activated processing. Exothermic (self-heating) neutralizer is enriched with conditioners and a silicone protectant to restore hair's moisture balance and tighten and smooth the cuticle for lasting, natural-looking style support. Reduced perm odor.