Card is printed on 100 lb. smooth white cover stock. Outside: for momInside: for each and every way your love has touched our lives... we are thankful and blessed. Happy Mother's Day Dimensions: Each card has a single fold and measures 5 1/4" x 5 1/4" and comes with an envelope. Please note that square envelopes require extra postage. Buy six cards, get one free! (Free card must be of equal or lesser value.) Add seven cards to your cart and the amount for the seventh card will be subtracted from your total. Tip: If you would like to order more than three cards, get the best deal on shipping by combining your card order with a larger item, or a box of up to 20 cards.