MAC Hires Bodybuilder Model: Inside the World of Muscle Makeup

Photo by: MARK RALSTON/AFP/Getty Images

It isn't all about skin tone. A big challenge is covering up dark circles under the eyes caused by water depletion just before the shows (a little dehydration adds muscle definition). Colbert uses thick concealer under the eyes and applies false lashes to brighten up their gaze. (If all else fails, there's always rhinestone eye stickers.)

Photo by: MARK RALSTON/AFP/Getty Images

It isn't all about skin tone. A big challenge is covering up dark circles under the eyes caused by water depletion just before the shows (a little dehydration adds muscle definition). Colbert uses thick concealer under the eyes and applies false lashes to brighten up their gaze. (If all else fails, there's always rhinestone eye stickers.)