Oh Great, A Flat! Front Personalised Christmas cards 20TB54 are gloss finished and suitable for corporate, business, company or personal use. 20TB54 is a perfect choice for small to large companies. Our Oh Great, A Flat! Christmas cards are printed onto a premium thickness board, acquired only from sustainable sources and produced in the UK. Your personalisation is printed directly onto the card. Oh Great, A Flat! are sized at 210x148mm.