Get up to 50% off MAC cosmetics during this sale event at Gilt.com. Shipping adds $9.95 or is free with a $99 purchase when you enter code SHIP99 at checkout. Check out the pictured Retro Matte Liquid Lipcolour Trio, which goes from $63 to $39.50. These go for $21 each elsewhere. Also get this Brow Sculpting Kit, originally $67, for $29.50. Sales tax is charged in most states.