NUDE LipSense is a soft chestnut brown with a matte finish. The premier product for SeneGence¨, LipSense is a patented, amazing departure from conventional lipsticks and lip colors. LipSense is versatile in that you can mix shades to create a number of effects. Unique product is waterproof and does not kiss off, smear off, rub off, or budge off! Does not dry out your lips – it works to restore the moisture content. Color lasts anywhere between 4 and 18 hours, based on your pH.