Alpecin - Try Alpecin Tuning Shampoo if you would like to keep your hair look darker and fuller. The formula is very gentle that you don't need to worry it will stain
Amazon.com : Alpecin Tuning Shampoo 200 ml : Hair And Scalp Treatments : Beauty & Personal Care
Plantur 39 und Alpecin Tunig Shampoo - taugen die was? Welches ist besser?* - YouTube