L'Oréal Professionnel Blond Studio 9 Oil Developer 20 Volume 1000 ml

L'Oréal Professionnel Blond Studio 9 Oil Developer 20 Volume is a professional-grade oxidant formulated exclusively for use with the Blond Studio 9 lightening powder. This oil-enriched developer features a creamy, low-volatility texture that ensures smooth application and optimal mixing while helping to protect hair integrity during the lightening process.

• Professional Formula: Designed specifically for salon use with Blond Studio 9 powder.
• Oil-Enriched Texture: Creamy consistency reduces volatility and improves cosmeticity.
• Controlled Lift: 20 volume (6%) strength suitable for on-scalp applications.
• Large Format: 1000 ml bottle for high-volume professional use.

The unique oil-based formula helps boost lightening performance and smooths the hair cuticle, resulting in improved post-shampoo softness. It is engineered to work synergistically with Blond Studio 9 powders to achieve clean, luminous blonde results with up to 9 levels of lift depending on the technique used.

This developer is intended for multi-technique lightening applications, including global lightening, highlights, and freehand techniques. The 20 volume concentration allows for safe on-scalp application when following manufacturer guidelines, with a maximum development time of 50 minutes. Do not use external heat during processing.

For best results, mix with Blond Studio 9 lightening powder according to the recommended ratios for your specific technique: 1+1 for global application, 1+2 for enclosed techniques, and 1+3 for open or freehand methods. Always perform a strand test prior to full application.