• 5.75" x 4.5" boutique size greeting card • Blank inside • Back is printed with area for To/From addresses • Packaged in a clear cellophane sleeve • Cellophane sleeve IS the mailing envelope • Directions enclosed • Extra postage required • Sustainably printed in the USA Send them flowers... in a letter! Our Flowergrams feature a fragrant blend of organic culinary-grade lavender and rose petals that float around your message in a clear view envelope. This is the sweetest card for Mother's Day, a bridesmaid proposal, birthdays and more! Instructions: Remove the card. Save the clear envelope. (Yes, that’s the mailing envelope!) Carefully pour out flowers and set aside. Write message on front. Address the back. Return card to envelope. Pour flowers over your message, keeping the address clear. Seal it. Stamp it. Mail it. *Extra postage required. We recommend a non-machinable stamp be used when mailing. Package dimensions L 4.5" x W 5.75" x H 0.25"