A 2-in-1 strengthening hair mask  Works as a treatment & care extender for damaged hair  Features a dual-chamber design including two different formulas  Contains exclusive new RCT Protein Complex, a smart, targeted delivery system  Treats hair from root to core & to tip & provides all three levels nourishment  Delivers deep, intense conditioning & care extender that lasts up to three washes  Hair appears softer, shinier & stronger 