Six Labracadabrador Greeting Cards. Labracadabrador is one of our best sellers and is always popular with dog lovers. It is blank inside, so can be used for any occasion. Clever, simple and funny; what more could you want? • 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.