Folded size as issued is 5x5", opens to total length of 20". Glossy paper. Issued to promote the 1948 set of 36 cards featuring movie stars. As folded, front panel is letter from Bowman to retailers promoting the card set, this "Window Streamer" and the fact that this is the "First And Only Card Gum Ever Designed To Appeal Exclusively To Girls/Double Your Sales/Watch The Girls Go Buy." The sign side reads "Girls Girls Girls Save New Movie Star Bubble Gum Cards" and features 18 star photos including Shelly Winters, Yvonne DeCarlo, Caesar Romero. Right/left margins have unused gummed surface for window mounting. Lt. handling wear as folded. Exc. Scarce promotional piece.