Description
L'Oréal Professionnel Dia Light Ash Booster neutralizes warm undertones, refines colour results, and enhances cool reflects with a gentle ammonia-free acidic gloss formula.
Key Benefits
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Neutralizes yellow, orange, and warm undertones
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Enhances cool ash reflects in coloured hair
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Ammonia-free acidic toner for gentle action
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Adds shine and smoothness to hair
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Ideal for mixing with Dia Light shades
How to Use
Mix with Dia Light shades and Diactivateur (6 or 9 vol). Apply to towel-dried hair, process 5–20 minutes depending on neutralization needed, then rinse thoroughly.
