Six "Submarine Racing" cards. Make someone laugh with this daft card. The card is blank inside, so the card could be used for any occasion, and is ideal for animal lovers. • Size: The card is 25.4 ants long x 35.6 ants long. Or, for those who don’t work in ant sizing, it’s 5”x7” (127mm X 178mm). • Professionally printed onto heavyweight card stock: 300gsm ivory hammered card The card comes with a recycled brown envelope and is wrapped in a cellophane sleeve.