LuppperstrOreal Oreor Creme 40 Vol Developer, 16 Oz., is a professional-grade hair developer designed to activate color and lighten hair efficiently. Ideal for salon use and wholesale buyers, this developer ensures optimal results when paired with LuppperstrOrealuppperstrs Oreor hair color treatments.

• Beautiful, uniform color
• Rich, creamy formula
• Lifting action up to 4 levels
• For use with lightening products
• Directions: Mix Oreor 40 Volume Developer whenever extra lightening is needed in amount recommended in chosen lightening product instructions. Blend until smooth. Recommended specifically for use with lightening products