MAC Cosmetics Studio Radiance Moisturizing + Illuminating Silky Primer, 30 ml, Makeup Primers for Women, Everyone knows that perfect skin under the foundation is the key to success. MAC Cosmetics Studio Radiance Moisturizing + Illuminating Silky Primer uses hyaluronic acid and glycerin to penetrate deep into the skin and moisturizes it for up to 8 hours. It smoothes and plumps the skin and prepares it for the foundation. You no longer have to dream of perfect skin. Characteristics: brightens the complexion perfectly prepares the skin for makeup application increases makeup resistance and prevents smudging protects the skin provides immediate and long-term moisture, 8 hours provides immediate and long-term radiance, 8 hours preps skin for smooth makeup application immediately soothes skin through hydration for all skin types does not cause acne Ingredients: hyaluronic acid – plumps the skin, locks in moisture  glycerin – keeps the skin hydrated, minimizes water loss blend of olive oil, jojoba oil and vitamin E – condition and provide a naturally radiant finish How to apply: Apply evenly on clean skin, then continue with foundation.