- Available in 1.5% (5 vol) Jewlz Developer, 3% (10 vol), 6% (20 vol), 9% (30 vol), and 12% (40 vol)
- Smooth crème consistency for easy mixing and precise application
- Designed to work in synergy with Leyton House Couture Silk Permanent Hair Colours
- Supports even lift, deposit, and grey coverage
- Professional-grade formula for predictable, consistent results
Leyton House Professional Crème Developers are formulated to enhance the performance of Couture Silk Permanent Hair Colours. The creamy texture helps ensure even saturation and accurate application, reducing the risk of patchiness. Whether you need gentle toning with the 1.5% Jewlz Developer or maximum lift with 12%, the full range supports every colour service with control and precision.