Interior message: Birthday wishes for a wild and wonderful day. Illustrated by Nikki Swiderski. Printed on recycled, FSC-certified uncoated paper in the USA. Paired with kraft envelopes. A2 card dimensions: 4.25" x 5.5". Please note that our greeting cards are printed with a suggested retail price on the back. If you prefer the added protection of cello, please select the option to add. Our cello jackets are a book cover-like style, allowing for the card's interior greeting to be visible.