2006-T1, 2006 U.S. Test Design Christmas Seals, as required, strip of 8 seals, VF, MNH. Issued 2006 by the American Lung Association (ALA). Designed by Karla Dornaher. Images of Silent Night Ornament, Angel, Gift, Snowman and Wreath. Multicolored, serpentine die, self adhesive, silver border.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.