M·A·C Fluidline gel liner provides the precision of a liquid liner with a silkier, softer, ultra-smooth finish. This colourful gel liner goes on with a brush in an easy dip-and-stroke action. The long-wearing, waterproof gel liner wears for 16-hours and is smudge-resistant. Lines up in a rich array of colours and finishes. Brush sold separately. MAC Cosmetics - Pro Longwear Fluidline Eye Liner And Brow Gel - Blacktrack