Nitro Canada Cinema Collagen blonde hair dye gives your hair a black color with high stability and a therapeutic formula that protects your hair from breakage during the dyeing process and treats damage through collagen, which penetrates deeply into
Effective formula: It contains a very low percentage of ammonia and is fortified with collagen, which penetrates the folds of the hair during the coloring process, to treat damaged hair from the inside out.
Collagen serum nourishes hair and makes it smoother.