Stars Reveal Their Style Must-Have's! (PHOTOS)
Celebuzz has been polling all of young Hollywood about what their go to style or fashion "must have" is, and Jessica Chastain is the latest to dish on what she can't live without.
Any guesses? Hint: you can see it in the picture!
Click through our gallery above to hear what Penn Badley, Emmy Rossum, Kristin Cavillari and more had to say.