It is a skincare/base makeup delivery system.
Coverage capsules that make up the base makeup shade are suspended in lightweight moisturizing serum base. 
There are two patents about color-changing microcapsules
Low-irritation formulas without using surfactant.
This is sheer and lightweight product for healthy look. 
 
How to use
Use it after your daily skincare routine. Apply it evenly all over the face with slow circular motions.