Rene Furterer Tonucia Natural Filler Shampoo is a daily shampoo, with redensifying and toning effect for fine and fragile hair. Special edition with 25% more product. Rich in tamarind seed extract, an ingredient similar to hyaluronic acid, Rene Furterer Tonucia Natural Filler Shampoo redensifies and deeply moisturizes the fiber and scalp.