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 What is Nothing Ear made of? Does Ear (open) cause allergic reactions, redness, swelling or itching when worn? What is Ear (a) made of? How to find the SN/IMEI of my Nothing product? How does audio output work for Ear (2) when Dual Connection is enabled?