17.7 cm long. From First Class, circa 2022, logo on the back of the bowl

  11.6 cm long. Marked on the back with "WY", the IATA code for Oman Air

  15.0 cm long. Logo on top

  12.0 cm long. Business Class, name on the back

  11.5 cm long. Business Class. Marked on the back with "WY", the IATA code for Oman Air