Free shipping and returns on MAC Cosmetics MAC Frost Lipstick at Nordstrom.com. What it is: A medium-coverage, buildable lipstick with a highly pearlescent and semi-lustrous finish.What it does: This smooth lipstick features the same formula that made the brand famous.How to use: Prep your lips with a primer before applying color. You can apply the color directly to your lips from the bullet or use a lip brush for more precision