What It Is:The "InstaSisley" filter that creates ultra-luminous, perfect skin in a single stroke that lasts all day. Blur Expert is an exceptionally fine, perfecting smoothing veil of powder that illuminates and beautifies the skin due to ultra-high performance makeup Key Ingredients.What It Does:- The "light matte Hd complex" ensures an equally matte and ultra-luminous finish. Enriched with an ultra-pure, flawless mica and an ultra-smoothing high-tech powder, it allows for excellent light reflection for a very natural, perfect skin result.- Cutting-edge Key Ingredients ensure perfect makeup for optimal wear, perfect adherence and color match. - Its transparent and ultra-light texture melts into the skin and creates an enhancing veil for a second-skin effect with a very natural result. No powdery finish.How To Use It:- Use with a large brush to apply all over the face.- For more coverage, focus on the areas that need blurring.- May be used on bare skin, on its own, or after a primer for a luminous, fresh and natural result.- May be applied after foundation to perfect makeup.- May be used during the day for touch-ups to mattify, smooth, and beautify.