No change in processing time or lift.

Mixing Ratio: 1:1:1 - 1 level scoop light master lightening powder 4.5g freehand additive 1/2 oz. Matrix cream developer

Application: Off scalp only - use with 10, 20, 30 or 40 volume Matrix cream developers

Timing: Up To 50 minutes room temperature

Always follow manufacturer's packaged instructions.

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