Blank on the inside so you can write your own message. Each card is 4'' by 5.5'' and hand-stamped on ivory card stock, so each one is unique and slightly different. Comes with matching envelope.
Please check out BlueSpecStudio on RedBubble for this design on mugs, cards, prints, totes, pillows and other fun stuff: http://www.redbubble.com/people/bluespecsstudio/shop