Liss Expert Stem Cells is the first Express Straightening system that works at the stem cell level, with highly regenerative power, returns the hair mass lost due to external aggressions or chemical processes, recovers damaged hair from the first application, regenerating internally and externally. and the hair will be straight and healthy for more than 3 months.

Liss Expert Stem Cells is the first Express Straightening system that works at the stem cell level, with highly regenerative power, returns the hair mass lost due to external aggressions or chemical processes, recovers damaged hair from the first application, regenerating internally and externally. and the hair will be straight and healthy for more than 3 months.