The Dualsenses Bond Pro Shampoo by Goldwell is a strengthening shampoo that is specially formulated to nourish and fortify weak and brittle hair types. At the same time, it protects the hair against colour fade. The Inter-Amino-Bond-Builder strengthens the hair from within while peptides and amino acids penetrate damaged areas. Red and brown algae extract promote resilience and resistance for stronger-looking and feeling tresses.