What is Ear (2) made of? March 22, 2023 15:54 Updated Both the charging case and earbud are made of a high-quality polycarbonate (PC) material. Related articles Does Ear (2) support LE Audio? How do I reset Ear (2)? What does the colour of the charging case indicator mean? My Ear (1) keeps getting disconnected. How do I adjust the volume?