Help repairs, renews and protects damaged, weak and brittle hair from the inside with I.C.O.N. ProShield Protein Treatment, a rich protein treatment for all hair types, ideal for thin and chemically treated hair. This combination of proteins help protect hair, and helps improve the control and strength of the hair fibers from the inside, while also helping to forming a protective shield on hair. Help protect and repair damaged hair with a strengthening protein blend.