REF Developer 40 Volume Liter

REF Developer 40 Volume

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REF Stockholm Cream Developer 40 Volume is a smooth creamy formula designed for use with all REF hair coloring and lightening products. The cream consistency allows for even saturation with no dripping.


  • Cream consistency
  • Available in four strengths (6, 10, 20, 30, 40 Volume)
  • Made with Aloe Vera and Quinoa Protein
  • Adds shine and hydrates hair
  • Vegan