Have a question about this item? Beauty Product Specialist Lori Wright is here to help. Send an email Details Prime skin to achieve a smoother, more even application of Laura Mercier's mineral formulas. The cutting-edge, liquid to powder formula offers a good-for-you blend of vitamins and minerals to visibly improve the appearance of skin, while preparing the skin for a flawless application of Mineral Powder SPF 15 or Mineral Pressed Powder SPF 15. The ultra-silky, weightless finish invisibly shields the skin while helping makeup stay fresh and colour-true throughout the day. How to use: Apply a liberal amount on clean skin after using moisturizer. Massage all over the face, including the eyelids, lips and throat. If eyes are extremely sensitive, Laura suggests avoiding the eye area.