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? 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? Does Ear (open) cause allergic reactions, redness, swelling or itching when worn?