-Instantly creates long-lasting silky-straight hair and eases the gliding of the flat iron while protecting the hair from frizz, humidity and heat damage up to 230 °C / 446 °F.-Up to 85% less hair breakage during styling.-No hold (0/5) and ultra high shine (3/3).-For all hair textures.Use:Spray onto dry hair. Use flat iron.For all hair textures. Goldwell StyleSign Heat Styling Smoothing Serum Spray 100 ml