Interior message: You are simply wonderful. Happy Mother's Day. Printed on recycled, FSC-certified uncoated cover stock in the USA. Paired with recycled kraft envelopes. A2 card dimensions: 4.25" x 5.5". Please note that our greeting cards are pre-priced on the back. If you prefer the added protection of cello, please select the option to add. Our cello jackets wrap around the card and envelope in a book cover-like style, allowing for the card's interior greeting to be visible.