COLORINSIDER Oil Cream Developer - 20 Volume / 6

What is this product? Matrix COLORINSDER Oil Cream Developer has an exceptionally rich and dense consistency, specifically optimized for precise application. More info: In order to make extracting the cream easier, store the bottle upside down using the COLORINSIDER helix once the developer is half-used. COLORINSIDER is mixed in a 1:1 ratio of COLORINSIDER Precision Permanent Color to COLORINSIDER Oil-Cream Developer. Product Options Available are as follows: Option: 10 Volume / 3% - 33.8 oz - Matrix COLORINSIDER Oil Cream Developer Option: 20 Volume / 6% - 33.8 oz - Matrix COLORINSIDER Oil Cream Developer Option: 30 Volume / 9% - 33.8 oz - Matrix COLORINSIDER Oil Cream Developer Option: 20 Volume / 8 oz - Matrix COLORINSIDER Oil Cream Developer 5.09