Cool (C) undertones: Bare skin has a rosy tone and burns easily in the sun. Neutral (N) undertones: Bare skin is more eventoned, not too pink or golden. Warm (W) undertones: Bare skin has a golden or olive tone and tans easily in the sun How to Use: Use the sponge side to apply the foundation for full coverage. Use the velvety side for medium coverage. Wet applicator for sheer coverage. Instant matte transformation. 12hour wear. Features/Benefits: 12hour wear Stays color true for 12 hours Oil control, instantly and for 12 hours 12hour fade resistant 12hour nonsettling 12hour noncreasing 12hour noncaking 12hour nonstreaking Resist poring for 12 hours Waterproof, Sweat and humidityresistant Oilfree Dermatologisttested Won't cause breakouts, won't clog pores (nonacnegenic)