To visually reduce the size of lips, outline its inner contour. If you want to make your lips look bigger, simply define its outer line.
PPG-2 MYRISTYL ETHER PROPIONATE, MICROCRYSTALLINE WAX/CERA MICROCRISTALLINA, COPERNICIA CERIFERA (CARNAUBA) WAX/CERA CARNAUBA, BIS-DIGLYCERYL POLYACYLADIPATE-2, RICINUS COMMUNIS (CASTOR) SEED OIL, POLYETHYLENE, SYNTHETIC BEESWAX, BUTYROSPERMUM PARKII (SHEA) BUTTER, BORON NITRIDE, CAPRYLYL GLYCOL, PHENOXYETHANOL, HEXYLENE GLYCOL, [+/- (MAY CONTAIN): LAUROYL LYSINE, MICA, RED 6 LAKE (CI 15850), RED 7 LAKE (CI 15850), RED 40 LAKE (CI 16035), YELLOW 5 LAKE (CI 19140), BLUE 1 LAKE (CI 42090), CARMINE (CI 75470), IRON OXIDES (CI 77491, CI 77492, CI 77499), MANGANESE VIOLET (CI 77742), TITANIUM DIOXIDE (CI 77891)].
For best effect choose lip liner in the same shade as your lipstick or a tone darker.
To make your lips look smaller, accentuate the inner contour.
To make your lips look fuller accentuate the outer contour.