4U2 Skin Primer Stick Is A Lightweight Primer That Smoothens Blurs And Preps The Skin For The Next Stage Of Makeup Application. Radiant Blur Technology Helps Absorb Excess Sebum And Locks Make Up In Place For All Day Wear The Formula Is Enriched With Sodium Hyaluronate And Ceramide Np Helps Moisturize And Strengthen Skin How To Use Apply Evenly To The Entire Face After Applying Skincare And Before Applying Foundation Care Safety Use Only As Directed. Do Not Ingest. Keep Away From Children