Jul 26, 2016 · You just never know when you'll need to amp up a look with a bold lip. What better way to do that than with an A-lister's favorite? According to Brewer, Sia's go-to red lipstick is MAC's Ruby Woo.

Feb 23, 2015 · We've seen Sia in wigs, we've seen Sia in veils, and now we've finally seen Sia uncovered in a bright red lip. The mysterious singer showed her face at the Elton John AIDS Foundation Academy...

Dec 1, 2017 · Her hallmark bob is in effect, appearing two-toned, while her eyes are covered by hands boasting a mocha-colored manicure. She is pursing her lips in an extremely distorted fashion — which has...

Nov 30, 2017 · Collaborating with MAC Cosmetics, Sia is the newest spokeswoman for the brands iconic #VivaGlam fund in honor of World AIDS Day, with the red lip of your dreams.

Dec 1, 2017 · M.A.C. and singer/songwriter Sia are teaming up for the Viva Glam collection, which will give 100 percent of its proceeds to M.A.C.'s AID Funds.

Jan 7, 2018 · Today, MAC announced the singer is the new spokeswoman for Viva Glam and will be coming out with a red lipstick named after her. The news comes just in time for Dec. 1, World AIDS Day, which...

Jan 31, 2018 · Sia, the Australian Singer and Songwriter, is the 2018 spokeswoman for MAC’s iconic Viva Glam Campaign. Specifically, MAC Cosmetics uses the power of lipstick in the fight against AIDS.

Jan 25, 2018 · MAC Viva Glam Sia launched today and suddenly I feel like I need another red lipstick in my life. It wasn’t always that way you know. I avoided red lipstick like the plague for many, many years because I always felt like I looked like a clown in it.

Feb 16, 2018 · Outspoken, inspirational, and endlessly creative, the Australian singer-songwriter has created her own Viva Glam Sia Lipstick ($22 CAD) in support of MAC's continuing efforts to support those affected by HIV/AIDS.

MAC Viva Glam Sia Lipstick ($17.50 for 0.10 oz.) is a rich, medium-dark red with neutral-to-cool undertones and a matte finish. MAC described it as a "warm" red, though it looked cooler on me and occasionally, neutral, but it had a pinkish base when I sheered it out.