RPR Colour U 10.11 100ml is a professional permanent hair colour designed to deliver intense double ash lightest blonde tones with maximum cool control and a clean, icy finish. This double ash (.11) formulation provides strong neutralisation of unwanted yellow and warm undertones, creating a bright, platinum blonde result with a matte effect.

The Colour U system is a superior professional hair colour cream enriched with Cashmere Keratin and Black Pearl Minerals, helping to condition, smooth, and strengthen the hair during the colouring process while enhancing shine and softness. It also includes UV reflectors to protect the hair and maintain long-lasting colour vibrancy and gloss.

This advanced hybrid formula delivers consistent, fade-resistant colour with excellent grey coverage and professional salon-quality performance. It can also be used as a toner for achieving ultra-cool blonde finishes depending on application.

Key Benefits:
• Double ash tone for maximum cool neutralisation
• Eliminates yellow and unwanted warmth
• Clean, icy blonde finish with matte effect
• Long-lasting, fade-resistant performance
• Excellent grey coverage
• Enriched with keratin for smoother, conditioned hair
• UV protection to maintain colour longevity
• Professional salon-quality results

How to Use:
Mix with developer in a 1:1.5 ratio (e.g. 50g colour + 75g developer). Apply evenly to dry hair, process as required, then rinse thoroughly and follow with conditioner.

Ideal For:
Permanent hair colouring, toning, and achieving ultra-cool ash blonde or platinum results