Redken Color Extend Magnetics Deep Attraction Mask is a colour captivating treatment for coloured hair. Redken's Interlock Protein Network & Charge-Attract Complex attracts color molecules, trapping them into the hair fibre to help preserve color richness. With regular use, hair is left feeling softer, smoother & stronger. To Use: After shampooing, apply to towel-dried hair. Leave on for 5-15 minutes. Rinse thoroughly.