A tenacious M∙A∙C waterproof foundation formula that can be used as a foundation or concealer, wearing for an unprecedented 36 hours. Neither rain nor tears can budge this oil-free waterproof, sweat and humidity resistant foundation. M∙A∙C Pro Longwear Nourishing Waterproof Foundation blends seamlessly on the skin with medium-to-full weightless coverage and a natural satin finish.