“Friends” co-stars Jennifer Aniston and Courteney Cox have teamed up to head a campaign to fight for women’s rights in the Congo.

They are supporting OmniPeace, an humanitarian fashion brand, which aims to stop violence against women in Congo. Mary Fanaro, the woman who runs the fashion brand, is a friend to both Aniston and Cox.

Cox said, “OmniPeace was created to give back. I can’t think of a better way to support my best friend and all the work that she and OmniPeace do to donate to causes supporting peace, education, human rights and the end of extreme poverty by 2025. Mary’s passion is so contagious and wonderful. It has taught me that anything is possible with enough perseverance and tenacity.”

Aniston and Cox are urging technology fans in the United States and Europe not to buy electronics that contain materials sourced from “conflict mines.” The industry is at the center of violent fighting.

The two women joined Sheryl Crow earlier in the year to raise awareness for the charity. As of now, they’re bringing a new campaign to the attention of Hillary Clinto