Judgment of the Court (Third Chamber) of 17 December 2020.#A.M. v E.M.#Request for a preliminary ruling from the Sąd Okręgowy w Warszawie.#Reference for a preliminary ruling – Approximation of laws – Cosmetic products – Regulation (EC) No 1223/2009 – Article 19 – Consumer information – Labelling – Information that must appear on the product container and packaging – Labelling in a foreign language – ‘Function of the cosmetic product’ – Concept – Cosmetic product packaging which contains a reference to a detailed product catalogue drafted in the language of the consumer.#Case C-667/19.