Powered By Oil, Not Ammonia Oil-powered hair colour for an intense rose violet. The 1st permanent home hair colour powered by oil, not ammonia, to reduce damage. Olia's Oil System Technology uses oils to propel the colour deep into the hair fibre to give you maximum colour performance and visibly improve hair quality. Hair is 35% smoother with 3x more shine. Instrumental tests, vs before colouration.

• No Ammonia
• 100% Grey Coverage
• Visibly Improves Hair Quality
• Long-lasting colour
• Permanent