Redken Extreme Mega Mask is a dual chamber mega mask intended to provide deep, intense conditioning, and a care extender that lasts up to 3 washes. Part of the SMART Haircare family, the Extreme Hair Strengthening Mega Mask for damaged hair has the power of the RCT Protein Complex to make your hair stronger. A smart, targeted delivery system, the exclusive new RCT Protein Complex treats hair from the root to the core to the tip, giving all 3 levels the custom nourishment they need.