Wella Koleston Perfect Me+ KP Pure Naturals 9/0 Light Blonde - Pack of 2

• The colour has been developed with Me+ technology. Perfect, even and modern colour results.
• Me+ reduces the risk of developing a new allergy to hair colour (for people who are not already allergic to hair dyes). Although the risk of developing new allergies is reduced, there is still a risk of allergic reactions,
• which can sometimes be severe. Perform an allergy test 48 hours prior to any colouring. Carefully follow the safety instructions (English language not guaranteed). If you have already experienced allergic reactions to hair dye in the past,
• you should not colour your hair. -
• Less hair damage with each use (compared to previous version of Koleston Perfect. Applies to Koleston Perfect with Pure Balance technology).

Product description Koleston Perfect Base & Welloxon Perfect (1:1): Mixing ratio: Lightening by three levels: 1 part Koleston Perfect, 1 part Welloxon Perfect 12%. Lightening by two tone levels: 1 part Koleston Perfect, 1 part Welloxon Perfect 9%. Lightening by 1 tone level / grey/white coverage of the same level or darker: 1 part Koleston Perfect, 1 part Welloxon Perfect 6%. - Perfect, uniform and modern colour result. Less hair damage with each application (compared to the previous version of Koleston Perfect. Applies to Koleston Perfect with Pure Balance technology). Me+ reduces the risk of developing a new allergy to hair dyes (for people who are not already allergic to hair dyes). Although the risk of developing new allergies is reduced, there is still a risk of allergic reactions, which can sometimes be severe. Perform an allergy test 48 hours prior to any colouring. Carefully follow the safety instructions (English language not guaranteed). If you have already experienced allergic reactions to hair dye in the past, you should not colour your hair. - Directions Mix Koleston Perfect and Welloxon Perfect in different ratios for lightening effects (e.g., 1 part Koleston Perfect, 1 part Welloxon Perfect 12% for lightening by three levels).