Amscan Silver and Gold Streamers Overload On Black Bifold Thank You Notes Set (40 Piece), Multicolor, 4 1/2" x 5" These bifold cards feature a black background filled with silver and gold streamers and stars and a "Thank You!" headline in black script, surrounded by a silver border at the center. Write your special thank you message on the interior of the card. Printed on 4 1/2" x 5" paper cardstock. Package includes (20) Thank You cards and white envelopes.