Product information "No. 04FINE Bond Maintenance Shampoo". The No. 04FINE Bond Maintenance Shampoo from Olaplex is the ideal care product for fine hair - ultra-light, repairing and volumising. The highly effective formula gently cleanses, strengthens the hair structure and protects against future damage caused by environmental influences, heat styling or chemical treatments. Thanks to the proven OLAPLEX Bond Building Technology™, the shampoo supports the restoration of damaged hair bonds while visibly increasing volume, fullness and bounce - without weighing the hair down. The sulphate-free texture gently removes build-up and leaves hair fresh, soft and conditioned. Ideal for daily use and specially developed for fine hair - for clean, strengthened hair with a long-lasting volumising effect. Benefits:. . . . . . Application:. Massage into wet hair, especially at the roots. Rinse thoroughly and combine with No. 05FINE Bond Maintenance Conditioner for optimum results.