Shop Smashbox Always On Liquid Waterproof Eye Liner online at Macys.com. Ace any eye look with a vegan, waterproof liquid eyeliner pen that lasts up to 24 hours for total control and ultimate precision. Line and define eyes with a sweat- and transfer-resistant liner that glides on smoothly. The ergonomic grip and super-fine felt tip draws precise, ultra-thin lines or a dramatic, winged eye like a pro makeup artist (even if you're a beginner!)