Description
Product Details
Montibello UNDER Activator
Size: 1 Litre
Montibello UNDER Activator is a professional activating cream specifically developed for use with the Montibello UNDER Hair Colour range. Formulated with naturally derived biotechnological active ingredients, it helps optimise colour development to deliver exceptionally realistic, natural-looking, and long-lasting colour results.
Designed to work in perfect synergy with UNDER’s innovative hybrid colour technology, this activating cream ensures precise colour performance, excellent coverage, and enhanced hair condition throughout the colouring process.
Available Strengths
- 15 Vol (4.5%) – Gentle colour deposit and tonal enhancement
- 25 Vol (7.5%) – Standard permanent colouring and grey coverage
- 35 Vol (10.5%) – Additional lift and enhanced colour intensity
The range of developer strengths allows colourists to perform a wide variety of professional colouring services while maintaining optimal colour accuracy and reliability.
Key Features
- Professional activating cream for UNDER Hair Colour
- Available in 15 Vol, 25 Vol, and 35 Vol strengths
- Contains naturally derived biotechnological active ingredients
- Optimises colour development and performance
- Supports natural-looking, high-definition colour results
- Helps improve colour precision and reliability
- Creamy texture for easy mixing and application
- Ensures even colour distribution throughout the hair
- Suitable for all professional colouring techniques
- Designed exclusively for use with the UNDER colour system
Benefits
- Enhances colour depth, tone, and vibrancy
- Supports superior grey hair coverage
- Provides consistent and predictable results
- Improves colour longevity and durability
- Helps maintain the natural look of the finished colour
- Facilitates smooth and precise application
- Complements UNDER’s low-ammonia hybrid technology
How to Use
Mix exclusively with Montibello UNDER Hair Colour according to the manufacturer’s recommended mixing ratio and application guidelines.
Select the appropriate activator strength based on the desired colour result and level of lift required.
Ideal For
- Permanent colour services
- Grey hair coverage
- Natural-looking colour results
- Colour enhancement and refresh services
- Professional salon use
- Use with Montibello UNDER Hair Colour
Professional use only.









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