Meet the future of foundation: Cover FX Custom Cover Drops, $44, contain concentrated pigments that you can add to any skin care product to create a custom formula. Blend it with your favorite water-, oil- or silicone-based moisturizer, serum or primer to create a whole new product with your ideal concentration and texture. The drops contain pigment and only pigment, so as long as you have a skin care product that works well for your skin, you're safe to get mixing.

How to Use It: Squeeze the Cover Drops into the product of your choice and mix together with your fingertips. For a sheer tint, use one drop, for medium coverage use two and so on. Apply it with your fingertips from the center of your face toward the edges.