Castore produced a clean white design for Bayer Leverkusen's 2022-23 third shirt, featuring subtle red and black trim along the collar alongside a full-colour club crest. The German side endured a mixed campaign overall, but the mid-season appointment of Xabi Alonso sparked a strong revival that saw Die Werkself rally to a 6th-place Bundesliga finish and reach the Europa League semi-finals.