Discover lasting definition with the MAC Color Excess Gel Eyeliner in Serial Monogamist, a rich concrete grey. This pencil combines the smooth, saturated glide of a gel with the control and precision of a classic liner. The formula is designed to deliver intense, ultra-pigmented color in a single, effortless stroke. Its remarkable endurance provides a finish that remains vibrant and in place throughout the day. The smudge-resistant properties offer a dependable solution for various conditions, directly addressing whether is MAC Color Excess Gel Eyeliner good for oily lids by providing steadfast wear that resists transfer and fading. Exceptional Endurance: Delivers over 24 hours of steadfast color on the eyelids for a look that lasts. Waterline Definition: A specialized formula developed as a safe and effective MAC Color Excess Eyeliner for waterline, offering up to 12 hours of wear. Rich Pigment Saturation: Advanced Pigment Alchemy technology achieves full, opaque color payoff in a single pass. Effortless Application: A unique gel-like consistency glides across the skin without tugging or skipping, ensuring a clean, precise line. Advanced Line-Lock Technology: Secures color immediately upon application, making the formula both transfer-proof and smudge-resistant for reliable performance. Ophthalmologist-Tested for Safety: Deemed suitable for use by individuals with sensitive eyes and those who wear contact lenses. Suggested Use Apply the pencil directly along the upper or lower lash lines for clear definition. For a softer, smokier appearance, gently blend the line with a brush or fingertip immediately after application before the formula sets. This eyeliner is also well-suited for tightlining the upper waterline to create the illusion of a fuller lash base.