nitro collagen hair dye intense gray 7.21 nitro canada cinema hair pro fessional collagen pro hair color system

nitro collagen pro hair color system 7.21 nitro canada cinema hair pro fessional collagen pro hair color system is a unique formula of hair coloring cream, which contains the lowest possible percentage of ammonia and is enhanced with collagen that penetrates into the hair cuticle during the dyeing process to rebuild damaged hair from the inside out .

• Anti-breakage.
• Natural colours.
• Long lasting colours.
• Complete coverage of white hair.