What it is: A mascara with staying power. What it does: This mascara vows to look pretty for 24 hours without a smudge or smear. It lasts through rain, sweat, humidity, and tears, yet the formula removes easily with warm water. The unique brush reaches and beautifully lengthens even the tiniest of lashes. What else you need to know: Safe for sensitive eyes and contact lens wearers. Ophthalmologist tested.