A Powerful Hair Lacquer for bold looks with extreme hold that locks hair into place and protects against humidity. StyleSign Perfect Hold products give long-lasting, yet flexible hold while protecting against humidity. Goldwell StyleSign FlexProTec Complex: product-specific styling polymers and bamboo proteins create any desired look and help to keep the style natural and flexible. A new, unique elastomer and UV filter in all products help protect the hair from premature color fade, damaging effects of heat styling and UV-light. The hair surface is smoothened to enhance natural shine.