The Xijiu Save the Date Card features a calendar like design in a square orientation—a lovely complement to the rest of the Xijiu suite of wedding cards from Paperless Post. Printed on Mohawk superfine white 130 lb. card stock that is soft to the touch and matches our superfine white envelopes. Paper is FSC certified and made using wind power. Note: Mailing square cards to your recipients will require additional postage.