L'Oreal Professionnel Oxygen Developer Vol 40 (12%), 1000ml

Professional developer provides moderate lightening for gray coverage or subtle color changes with 12% strength.

Key Features

• Vol 40 (12%) strength provides moderate lightening, ideal for gray coverage.
• Suitable for lightening hair color by one to two shades.
• Professional formula ensures precise and lasting results when used with hair colorants.
• 1000ml size offers a generous amount for frequent salon or personal use.
• Helps maintain hair health and shine when used correctly with colorants.

Usage

Mix the developer with hair dye in the specified ratio (usually 1:1, per dye instructions). Apply the mixture to hair using a dye brush. Leave on for 30-45 minutes, depending on desired lightening, then rinse thoroughly.