Redken Extreme Strength Builder Plus Hair Mask 250ml is a salon-strength treatment designed to restore internal structure and improve control for damaged, weakened hair. This rich, strengthening formula is infused with Citric Acid and uses a pH-balanced system to help rebuild the hair from the inside out. Ideal for chemically treated, brittle, or over-processed hair, it delivers intense nourishment and reinforces resilience without weighing hair down. With regular use, this deep conditioning mask increases manageability and smoothness while boosting shine and internal strength. Removes styling product residue and daily impurities Suitable for all hair types and textures Restores natural shine and body without stripping moisture Ideal for prepping hair before chemical treatments or colouring Formulated with a pH-balanced blend for scalp comfort How To Use: After shampooing, apply to towel-dried hair Leave on for 5 minutes (or longer for deeper conditioning) Rinse thoroughly