They are part of the Let's Talk About Boobs collection, created to inspire people from all over the m to talk about topics such as body acceptance and real beauty, breast cancer or women's empowerment. These earrings are dedicated to Hypatia of Alexandria, who is considered the first woman mathematician tica, astronomer and philosopher in history. Made of sterling silver plated with 3 microns of 18K gold. Designed and manufactured in Barcelona. 10% of the profits are donated to the Breast Cancer Research Foundation. Elisava Alumni.