Speak up, sing out and let the world see you... in the unstoppable colour of VIVA GLAM Sia! This iconic campaign's newest spokeswoman has broken pop's artistic boundaries with her avant-garde style and exhilarating vocals - accompanied by soulful songwriting that inspires countless fans to raise their own voices. Now, Sia unveils a red Lipstick to support the M•A•C AIDS Fund that's as loud as you dare to be. 100% of the selling price of VIVA GLAM goes to men, women, and children affected by HIV/AIDS. VIVA GLAM Sia is on sale from January 2018 through December 2018.