Credit card size (ISO/IEC 7810 ID‑1)

ISO/IEC 7810 ID‑1 cards measure 85.60 × 53.98 mm (https://en.wikipedia.org/wiki/ISO/IEC_7810), typically featuring ~3.18 mm corner radius (https://en.wikipedia.org/wiki/ISO/IEC_7810#ID-1) for payment cards and IDs.