Cool (C) undertones: Bare skin has a rosy tone and burns easily in the sun.; Neutral (N) undertones: Bare skin is more even-toned, not too pink or golden.; Warm (W) undertones: Bare skin has a golden or olive tone and tans easily in the sun.; Open the compact and lift the blue tray; Then pop out the used powder pan, pressing from underneath with both thumbs until it pops outInsert new refill; Snap into place; Use the sponge side to apply the foundation for full coverage.; Use the velvety side for medium coverage.; Wet applicator for sheer coverage.; Maximize your matte look by applying liquid Double Wear Stay-in-Place Makeup first, then the Powder Makeup. It’s a matte made in heaven.; 12-hour wear; Controls oil and shine; Reduces the look of pores; Non-drying; Waterproof; Sweat- & humidity-resistant; Stays color-true; Oil-free; Dermatologist-tested; Won't cause breakouts, won't clog pores (non-acnegenic); Refillable