What it is: A pair of fan-favorite lipsticks and lip pencils. What it does: The Lipstick is formulated to shade, showcase and define the lips, while the Lip Pencil shapes, lines or fills. Duo includes:- Lipstick (0.1 oz.)- Lip Pencil (0.05 oz.)How to use: Apply the lipstick to lips directly from the bullet or with a lip brush for more precision. Style Name: Mac Lip Duo ($34.50 Value). Style Number: 5418044. Available in stores.