If you were a diet coke, you'd be a McDonald's fountain soda diet coke! We all know its the best of the diet cokes out there, and your partner is the best too. Let them know how much you love with this (very specific) witty card this Valentine's Day. A2 Card (4 1/4" x 5 1/2"). Printed on high quality paper and comes with matching envelope. Blank inside.