With just one treatment, Joico's deep-repairing K-PAK Color Therapy Luster Lock unlocks out-of-this-world color vibrancy, mirror-like shine, and strands that not only look healthier but are 9X stronger.* Key Benefits:
Maintains over 82% of haircolor for up to 8 weeks*
Use weekly to keep color-treated hair in glowing condition. Apply to clean, damp hair. Leave on 2-5 minutes, then rinse, dry, and style as usual. As a pre-shampoo treatment: Apply to dry hair, leave on 2-5 minutes, then shampoo as usual.