The color correction kit contains 5 colors that can be mixed and can be used to correct irregular color and cover small imperfections in the skin. The corrective shades of this palette give a uniform character to any pigmentation, but also cover the reddish areas, giving a natural appearance to the skin. Use under the foundation .5 Shadows Concealer in one panel gives you high coverage. Removes small blemishes such as colored areas, sebum is not affected by the skin as it is very durable on the skin. The creamy formula is easy to apply and does not contain perfumes or parabensMastering the method of covering defects has a lot to do with understanding color rules. An easy-to-use color tool to understand colors is the color wheel. For example, red is the opposite of green directly. Green colors neutralize red, so the green concealer will better cover reddish spots on the skin.