Infuse your hair with Silk Shield Outshine Serum and steal the spotlight. Enriched with wonder herbs and nutrient-rich oils like Argan Oil and Vitamin E, this daily hair sealant strengthens, nourishes, and moisturizes hair and can increase shine by up to 30%. Give your hair the boost it needs to fight breakage and to seal and protect each strand with added hydration. Finally, your hair will feel silky smooth and be healthy-looking.