– How to use When using Foundation Drop Brush 1. Drop a sufficient amount of Propolis Serum In Foundation in the center round hole of the brush. 2. Use the brush with the content to apply on cheeks, forehead, chin and nose in order. 3. Evenly blend well along the skin texture. When applying with hands Use the eyedropper to take a sufficient amount. Gently and evenly apply on your entire face from the center of your cheeks along the skin texture.