This high-precision lip liner from Christian Dior offers flawless definition and extended wear for your lipstick. Its creamy yet firm texture glides on smoothly, perfectly shaping and filling the lips to prevent feathering. Use the Dior Contour Crayon to establish a clean boundary before applying color, or wear it alone for a subtly defined and polished look. It serves as an essential base layer to enhance the longevity and vibrancy of any lip product.