MAC Studio Fix Foundation. The powerful long-wearing formula offers an impressive 24 hours of coverage, allowing your flawless complexion to last as long as you do. The innovative oil-control component within the Mac foundation reduces the appearance of sweat and excess shine, maintaining a photo-ready, lit-from-within finish. The medium-to-full coverage offers a buildable element, allowing you total control over your finished aesthetic. Whether you want to achieve a natural, dewy look or a party-ready poreless base, the Mac foundation will have you covered.