This nutrient-rich strengthening mask is enhanced with vitamin C, plant-based squalane, and shea butter. It deeply nourishes and strengthens hair fibers for stronger, shinier, and more radiant hair. Intense nourishment Strengthens hair fibers Adds shine and radiance Formulated with vitamin C, plant-based squalane, and shea butter HOW TO USE Massage into damp hair. Leave on for 5 minutes before rinsing. For more intense conditioning, leave on longer.