A post shared by M·A·C Cosmetics Australia (@maccosmeticsaustralia) on To qualify for the offer, you need to purchase a regular MAC lipstick for $30.
You can make your purchase at any MAC store, as well as David Jones and select Meyer branches. The offer is also available online via the MAC website.
The makeup giant is offering freebies in three shades: Hug M, which is described at a "flesh-toned pink", Marrakesh, an"intense orange brown", and Brave, a "muted mauve pink".
Beauty fans took to social media to express their excitement about the offer, many ordering immediately to ensure they receive the shade of their choice.
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