Schwarzkopf Igora Royal Oil Developer Strength:40 Vol seals and strengthens the hair

seals and strengthens the hair cuticle

which will leave your hair silky smooth and beautiful – just the way you intended it to look

For use on thin or fine hair types

18-MEA protects shine

For each application

Schwarzkopf Igora Royal Oil Developer Strength:40 Vol seals and strengthens the hairSchwarzkopf's new Oil Developer is a conditioning, caring peroxide that's optimised to work with Igora. It comes in 4 strengths: 3% (10 vol) 6% (20 vol) 9% (30 vol) 12% (40 vol) 3% for darker or pastel colouring and for covering 100% white hair; 6% for tone on tone colouring, white hair coverage and lightening 12 levels; 9% for lifting 23 levels (34 levels with the Special Blondes), colouring with 00 shades and white hair coverage with the Absolutes;