Oligo Blacklight Smart Developer 40 Volume 12% 32 oz delivers powerful lightening performance while maintaining hair integrity. Formulated with Oligo’s innovative Smart Technology, it ensures even lift, vibrant color results, and reduced damage. Ideal for achieving up to 9 levels of lift, this professional-grade developer is perfect for use with Blacklight Lighteners and Color lines to create bright, luminous blondes with shine and strength.

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