Goldwell Elumen Thickener customizes Elumen Permanent, Oxidant-Free Color.

ELUMEN THICKENER
Freehand? Creative Techniques? No Problem.
-Add the Elumen Thickener to any Elumen formula to create the perfect viscosity for your service.
-Don�t worry about bleeding even when placing contrasting tones next to each other.
-Shake well before use. Add drop by drop and mix until desired consistency is achieved.