Joico's instant shine and repair miracle that bumps things up for intense vibrancy, provides deep repair, illuminating shine and super slip. Its the perfect choice for all color treated hair, from blondes to brunettes, low-lights to highlights. With K-Pak Color Therapy Luster Lock, hair looks and feels dramatically healthier in just one use! Protects hair and reduces breakage caused by styling abuse by over 89%. Strengthens hair, making it 9X more resistant to breakage! Color is illuminated with vibrant, reflective shine.