What it is:A primer that keeps lip color from fading or feathering with SPF 15.What it does:Prepare your lips for the day ahead. This invisible primer lays a silky foundation for your favorite lipstick or gloss. You"ll find color is truer, applies smoother, and lasts longer with this easy-glide formula that does not have the drying effect often associated with long-lasting lip color.What else you need to know:A roll-up tube and slanted bullet make for precise, easy application.